Home / 1,534,385.46-2,117,567.16-889,800.06

Finding the Fourth Proportional to 1,534,385.46, 2,117,567.16 and 889,800.06

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Solution

The fourth proportional to 1,534,385.46, 2,117,567.16 and 889,800.06 is: 1,227,990.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,534,385.46 : 2,117,567.16 = 889,800.06 : x
  2. Step 2: Convert to fraction form
    1,534,385.46/2,117,567.16 = 889,800.06/x
  3. Step 3: Cross multiply
    1,534,385.46x = 2,117,567.16 × 889,800.06
  4. Step 4: Simplify right side
    1,534,385.46x = 1,884,211,386,022.03
  5. Step 5: Solve for x
    x = 1,884,211,386,022.03/1,534,385.46
  6. Step 6: Final answer
    x = 1,227,990.90

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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.