Home / 1,567,011.92-2,350,518.40-429,785.96

Finding the Fourth Proportional to 1,567,011.92, 2,350,518.40 and 429,785.96

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Solution

The fourth proportional to 1,567,011.92, 2,350,518.40 and 429,785.96 is: 644,679.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,567,011.92 : 2,350,518.40 = 429,785.96 : x
  2. Step 2: Convert to fraction form
    1,567,011.92/2,350,518.40 = 429,785.96/x
  3. Step 3: Cross multiply
    1,567,011.92x = 2,350,518.40 × 429,785.96
  4. Step 4: Simplify right side
    1,567,011.92x = 1,010,219,807,041.66
  5. Step 5: Solve for x
    x = 1,010,219,807,041.66/1,567,011.92
  6. Step 6: Final answer
    x = 644,679.08

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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.