Home / 1,715,077.20-2,366,790.40-940,692.18

Finding the Fourth Proportional to 1,715,077.20, 2,366,790.40 and 940,692.18

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Solution

The fourth proportional to 1,715,077.20, 2,366,790.40 and 940,692.18 is: 1,298,146.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,715,077.20 : 2,366,790.40 = 940,692.18 : x
  2. Step 2: Convert to fraction form
    1,715,077.20/2,366,790.40 = 940,692.18/x
  3. Step 3: Cross multiply
    1,715,077.20x = 2,366,790.40 × 940,692.18
  4. Step 4: Simplify right side
    1,715,077.20x = 2,226,421,220,979.07
  5. Step 5: Solve for x
    x = 2,226,421,220,979.07/1,715,077.20
  6. Step 6: Final answer
    x = 1,298,146.36

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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.