Home / 1,572,549.24-2,169,595.92-1,281,660.64

Finding the Fourth Proportional to 1,572,549.24, 2,169,595.92 and 1,281,660.64

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Solution

The fourth proportional to 1,572,549.24, 2,169,595.92 and 1,281,660.64 is: 1,768,266.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,572,549.24 : 2,169,595.92 = 1,281,660.64 : x
  2. Step 2: Convert to fraction form
    1,572,549.24/2,169,595.92 = 1,281,660.64/x
  3. Step 3: Cross multiply
    1,572,549.24x = 2,169,595.92 × 1,281,660.64
  4. Step 4: Simplify right side
    1,572,549.24x = 2,780,685,695,368.59
  5. Step 5: Solve for x
    x = 2,780,685,695,368.59/1,572,549.24
  6. Step 6: Final answer
    x = 1,768,266.22

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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.