Home / 907,851.80-1,359,444.90-669,906.20

Finding the Fourth Proportional to 907,851.80, 1,359,444.90 and 669,906.20

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Solution

The fourth proportional to 907,851.80, 1,359,444.90 and 669,906.20 is: 1,003,137.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    907,851.80 : 1,359,444.90 = 669,906.20 : x
  2. Step 2: Convert to fraction form
    907,851.80/1,359,444.90 = 669,906.20/x
  3. Step 3: Cross multiply
    907,851.80x = 1,359,444.90 × 669,906.20
  4. Step 4: Simplify right side
    907,851.80x = 910,700,567,068.38
  5. Step 5: Solve for x
    x = 910,700,567,068.38/907,851.80
  6. Step 6: Final answer
    x = 1,003,137.92

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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.