Home / 1,565,244.80-2,159,034.18-1,074,977.72

Finding the Fourth Proportional to 1,565,244.80, 2,159,034.18 and 1,074,977.72

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Solution

The fourth proportional to 1,565,244.80, 2,159,034.18 and 1,074,977.72 is: 1,482,779.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,565,244.80 : 2,159,034.18 = 1,074,977.72 : x
  2. Step 2: Convert to fraction form
    1,565,244.80/2,159,034.18 = 1,074,977.72/x
  3. Step 3: Cross multiply
    1,565,244.80x = 2,159,034.18 × 1,074,977.72
  4. Step 4: Simplify right side
    1,565,244.80x = 2,320,913,640,218.47
  5. Step 5: Solve for x
    x = 2,320,913,640,218.47/1,565,244.80
  6. Step 6: Final answer
    x = 1,482,779.97

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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.