Home / 1,123,766.89-1,685,298.98-375,637.93

Finding the Fourth Proportional to 1,123,766.89, 1,685,298.98 and 375,637.93

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Solution

The fourth proportional to 1,123,766.89, 1,685,298.98 and 375,637.93 is: 563,339.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,123,766.89 : 1,685,298.98 = 375,637.93 : x
  2. Step 2: Convert to fraction form
    1,123,766.89/1,685,298.98 = 375,637.93/x
  3. Step 3: Cross multiply
    1,123,766.89x = 1,685,298.98 × 375,637.93
  4. Step 4: Simplify right side
    1,123,766.89x = 633,062,218,400.12
  5. Step 5: Solve for x
    x = 633,062,218,400.12/1,123,766.89
  6. Step 6: Final answer
    x = 563,339.45

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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.