Home / 1,787,114.40-2,681,017.20-524,983.20

Finding the Fourth Proportional to 1,787,114.40, 2,681,017.20 and 524,983.20

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Solution

The fourth proportional to 1,787,114.40, 2,681,017.20 and 524,983.20 is: 787,576.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,787,114.40 : 2,681,017.20 = 524,983.20 : x
  2. Step 2: Convert to fraction form
    1,787,114.40/2,681,017.20 = 524,983.20/x
  3. Step 3: Cross multiply
    1,787,114.40x = 2,681,017.20 × 524,983.20
  4. Step 4: Simplify right side
    1,787,114.40x = 1,407,488,988,911.04
  5. Step 5: Solve for x
    x = 1,407,488,988,911.04/1,787,114.40
  6. Step 6: Final answer
    x = 787,576.32

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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.