Home / 1,005,740.20-1,387,805.08-575,994.68

Finding the Fourth Proportional to 1,005,740.20, 1,387,805.08 and 575,994.68

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Solution

The fourth proportional to 1,005,740.20, 1,387,805.08 and 575,994.68 is: 794,806.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,005,740.20 : 1,387,805.08 = 575,994.68 : x
  2. Step 2: Convert to fraction form
    1,005,740.20/1,387,805.08 = 575,994.68/x
  3. Step 3: Cross multiply
    1,005,740.20x = 1,387,805.08 × 575,994.68
  4. Step 4: Simplify right side
    1,005,740.20x = 799,368,342,956.98
  5. Step 5: Solve for x
    x = 799,368,342,956.98/1,005,740.20
  6. Step 6: Final answer
    x = 794,806.00

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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.