Home / 2,009,315.70-3,013,973.55-513,407.70

Finding the Fourth Proportional to 2,009,315.70, 3,013,973.55 and 513,407.70

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Solution

The fourth proportional to 2,009,315.70, 3,013,973.55 and 513,407.70 is: 770,111.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,009,315.70 : 3,013,973.55 = 513,407.70 : x
  2. Step 2: Convert to fraction form
    2,009,315.70/3,013,973.55 = 513,407.70/x
  3. Step 3: Cross multiply
    2,009,315.70x = 3,013,973.55 × 513,407.70
  4. Step 4: Simplify right side
    2,009,315.70x = 1,547,397,228,166.34
  5. Step 5: Solve for x
    x = 1,547,397,228,166.34/2,009,315.70
  6. Step 6: Final answer
    x = 770,111.55

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Double scale
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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.