Home / 1,732,639.98-2,390,083.22-1,007,407.50

Finding the Fourth Proportional to 1,732,639.98, 2,390,083.22 and 1,007,407.50

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Solution

The fourth proportional to 1,732,639.98, 2,390,083.22 and 1,007,407.50 is: 1,389,664.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,732,639.98 : 2,390,083.22 = 1,007,407.50 : x
  2. Step 2: Convert to fraction form
    1,732,639.98/2,390,083.22 = 1,007,407.50/x
  3. Step 3: Cross multiply
    1,732,639.98x = 2,390,083.22 × 1,007,407.50
  4. Step 4: Simplify right side
    1,732,639.98x = 2,407,787,761,452.15
  5. Step 5: Solve for x
    x = 2,407,787,761,452.15/1,732,639.98
  6. Step 6: Final answer
    x = 1,389,664.21

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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.