Home / 1,038,306.96-1,432,860.88-579,416.64

Finding the Fourth Proportional to 1,038,306.96, 1,432,860.88 and 579,416.64

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Solution

The fourth proportional to 1,038,306.96, 1,432,860.88 and 579,416.64 is: 799,593.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,038,306.96 : 1,432,860.88 = 579,416.64 : x
  2. Step 2: Convert to fraction form
    1,038,306.96/1,432,860.88 = 579,416.64/x
  3. Step 3: Cross multiply
    1,038,306.96x = 1,432,860.88 × 579,416.64
  4. Step 4: Simplify right side
    1,038,306.96x = 830,223,436,677.04
  5. Step 5: Solve for x
    x = 830,223,436,677.04/1,038,306.96
  6. Step 6: Final answer
    x = 799,593.44

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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.