Home / 1,352,351.43-1,866,162.42-740,511.45

Finding the Fourth Proportional to 1,352,351.43, 1,866,162.42 and 740,511.45

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Solution

The fourth proportional to 1,352,351.43, 1,866,162.42 and 740,511.45 is: 1,021,860.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,352,351.43 : 1,866,162.42 = 740,511.45 : x
  2. Step 2: Convert to fraction form
    1,352,351.43/1,866,162.42 = 740,511.45/x
  3. Step 3: Cross multiply
    1,352,351.43x = 1,866,162.42 × 740,511.45
  4. Step 4: Simplify right side
    1,352,351.43x = 1,381,914,639,569.71
  5. Step 5: Solve for x
    x = 1,381,914,639,569.71/1,352,351.43
  6. Step 6: Final answer
    x = 1,021,860.60

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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.