Home / 1,544,292.90-2,315,359.35-912,881.70

Finding the Fourth Proportional to 1,544,292.90, 2,315,359.35 and 912,881.70

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Solution

The fourth proportional to 1,544,292.90, 2,315,359.35 and 912,881.70 is: 1,368,684.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,544,292.90 : 2,315,359.35 = 912,881.70 : x
  2. Step 2: Convert to fraction form
    1,544,292.90/2,315,359.35 = 912,881.70/x
  3. Step 3: Cross multiply
    1,544,292.90x = 2,315,359.35 × 912,881.70
  4. Step 4: Simplify right side
    1,544,292.90x = 2,113,649,179,538.90
  5. Step 5: Solve for x
    x = 2,113,649,179,538.90/1,544,292.90
  6. Step 6: Final answer
    x = 1,368,684.13

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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.