Home / 1,502,390.75-2,074,014.15-1,006,528.46

Finding the Fourth Proportional to 1,502,390.75, 2,074,014.15 and 1,006,528.46

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Solution

The fourth proportional to 1,502,390.75, 2,074,014.15 and 1,006,528.46 is: 1,389,488.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,502,390.75 : 2,074,014.15 = 1,006,528.46 : x
  2. Step 2: Convert to fraction form
    1,502,390.75/2,074,014.15 = 1,006,528.46/x
  3. Step 3: Cross multiply
    1,502,390.75x = 2,074,014.15 × 1,006,528.46
  4. Step 4: Simplify right side
    1,502,390.75x = 2,087,554,258,047.64
  5. Step 5: Solve for x
    x = 2,087,554,258,047.64/1,502,390.75
  6. Step 6: Final answer
    x = 1,389,488.23

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.