Home / 1,345,397.77-1,856,663.40-733,545.53

Finding the Fourth Proportional to 1,345,397.77, 1,856,663.40 and 733,545.53

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Solution

The fourth proportional to 1,345,397.77, 1,856,663.40 and 733,545.53 is: 1,012,300.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,345,397.77 : 1,856,663.40 = 733,545.53 : x
  2. Step 2: Convert to fraction form
    1,345,397.77/1,856,663.40 = 733,545.53/x
  3. Step 3: Cross multiply
    1,345,397.77x = 1,856,663.40 × 733,545.53
  4. Step 4: Simplify right side
    1,345,397.77x = 1,361,947,137,784.60
  5. Step 5: Solve for x
    x = 1,361,947,137,784.60/1,345,397.77
  6. Step 6: Final answer
    x = 1,012,300.72

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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.