Home / 1,360,089.16-2,038,452.14-686,363.15

Finding the Fourth Proportional to 1,360,089.16, 2,038,452.14 and 686,363.15

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Solution

The fourth proportional to 1,360,089.16, 2,038,452.14 and 686,363.15 is: 1,028,696.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,360,089.16 : 2,038,452.14 = 686,363.15 : x
  2. Step 2: Convert to fraction form
    1,360,089.16/2,038,452.14 = 686,363.15/x
  3. Step 3: Cross multiply
    1,360,089.16x = 2,038,452.14 × 686,363.15
  4. Step 4: Simplify right side
    1,360,089.16x = 1,399,118,438,746.68
  5. Step 5: Solve for x
    x = 1,399,118,438,746.68/1,360,089.16
  6. Step 6: Final answer
    x = 1,028,696.12

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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.