Home / 1,665,726.40-2,298,699.56-901,779.76

Finding the Fourth Proportional to 1,665,726.40, 2,298,699.56 and 901,779.76

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Solution

The fourth proportional to 1,665,726.40, 2,298,699.56 and 901,779.76 is: 1,244,454.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,665,726.40 : 2,298,699.56 = 901,779.76 : x
  2. Step 2: Convert to fraction form
    1,665,726.40/2,298,699.56 = 901,779.76/x
  3. Step 3: Cross multiply
    1,665,726.40x = 2,298,699.56 × 901,779.76
  4. Step 4: Simplify right side
    1,665,726.40x = 2,072,920,737,528.91
  5. Step 5: Solve for x
    x = 2,072,920,737,528.91/1,665,726.40
  6. Step 6: Final answer
    x = 1,244,454.51

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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.