Home / 918,565.83-1,376,195.40-864,530.46

Finding the Fourth Proportional to 918,565.83, 1,376,195.40 and 864,530.46

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Solution

The fourth proportional to 918,565.83, 1,376,195.40 and 864,530.46 is: 1,295,239.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    918,565.83 : 1,376,195.40 = 864,530.46 : x
  2. Step 2: Convert to fraction form
    918,565.83/1,376,195.40 = 864,530.46/x
  3. Step 3: Cross multiply
    918,565.83x = 1,376,195.40 × 864,530.46
  4. Step 4: Simplify right side
    918,565.83x = 1,189,762,842,211.88
  5. Step 5: Solve for x
    x = 1,189,762,842,211.88/918,565.83
  6. Step 6: Final answer
    x = 1,295,239.60

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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.