Home / 1,174,790.15-1,620,897.85-677,948.16

Finding the Fourth Proportional to 1,174,790.15, 1,620,897.85 and 677,948.16

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Solution

The fourth proportional to 1,174,790.15, 1,620,897.85 and 677,948.16 is: 935,388.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,174,790.15 : 1,620,897.85 = 677,948.16 : x
  2. Step 2: Convert to fraction form
    1,174,790.15/1,620,897.85 = 677,948.16/x
  3. Step 3: Cross multiply
    1,174,790.15x = 1,620,897.85 × 677,948.16
  4. Step 4: Simplify right side
    1,174,790.15x = 1,098,884,714,955.46
  5. Step 5: Solve for x
    x = 1,098,884,714,955.46/1,174,790.15
  6. Step 6: Final answer
    x = 935,388.09

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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.