Home / 1,581,565.03-2,182,570.18-856,412.73

Finding the Fourth Proportional to 1,581,565.03, 2,182,570.18 and 856,412.73

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Solution

The fourth proportional to 1,581,565.03, 2,182,570.18 and 856,412.73 is: 1,181,855.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,581,565.03 : 2,182,570.18 = 856,412.73 : x
  2. Step 2: Convert to fraction form
    1,581,565.03/2,182,570.18 = 856,412.73/x
  3. Step 3: Cross multiply
    1,581,565.03x = 2,182,570.18 × 856,412.73
  4. Step 4: Simplify right side
    1,581,565.03x = 1,869,180,884,129.36
  5. Step 5: Solve for x
    x = 1,869,180,884,129.36/1,581,565.03
  6. Step 6: Final answer
    x = 1,181,855.22

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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.