Home / 2,461,306.16-3,396,683.76-1,428,731.12

Finding the Fourth Proportional to 2,461,306.16, 3,396,683.76 and 1,428,731.12

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Solution

The fourth proportional to 2,461,306.16, 3,396,683.76 and 1,428,731.12 is: 1,971,696.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,461,306.16 : 3,396,683.76 = 1,428,731.12 : x
  2. Step 2: Convert to fraction form
    2,461,306.16/3,396,683.76 = 1,428,731.12/x
  3. Step 3: Cross multiply
    2,461,306.16x = 3,396,683.76 × 1,428,731.12
  4. Step 4: Simplify right side
    2,461,306.16x = 4,852,947,792,710.61
  5. Step 5: Solve for x
    x = 4,852,947,792,710.61/2,461,306.16
  6. Step 6: Final answer
    x = 1,971,696.11

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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.