Home / 1,609,565.20-2,410,848.60-977,376.40

Finding the Fourth Proportional to 1,609,565.20, 2,410,848.60 and 977,376.40

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Solution

The fourth proportional to 1,609,565.20, 2,410,848.60 and 977,376.40 is: 1,463,939.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,609,565.20 : 2,410,848.60 = 977,376.40 : x
  2. Step 2: Convert to fraction form
    1,609,565.20/2,410,848.60 = 977,376.40/x
  3. Step 3: Cross multiply
    1,609,565.20x = 2,410,848.60 × 977,376.40
  4. Step 4: Simplify right side
    1,609,565.20x = 2,356,306,525,613.04
  5. Step 5: Solve for x
    x = 2,356,306,525,613.04/1,609,565.20
  6. Step 6: Final answer
    x = 1,463,939.78

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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.