Home / 1,123,744.64-1,685,265.58-375,615.68

Finding the Fourth Proportional to 1,123,744.64, 1,685,265.58 and 375,615.68

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Solution

The fourth proportional to 1,123,744.64, 1,685,265.58 and 375,615.68 is: 563,306.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,123,744.64 : 1,685,265.58 = 375,615.68 : x
  2. Step 2: Convert to fraction form
    1,123,744.64/1,685,265.58 = 375,615.68/x
  3. Step 3: Cross multiply
    1,123,744.64x = 1,685,265.58 × 375,615.68
  4. Step 4: Simplify right side
    1,123,744.64x = 633,012,176,812.29
  5. Step 5: Solve for x
    x = 633,012,176,812.29/1,123,744.64
  6. Step 6: Final answer
    x = 563,306.07

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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.