Home / 1,581,587.24-2,182,586.46-856,434.92

Finding the Fourth Proportional to 1,581,587.24, 2,182,586.46 and 856,434.92

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Solution

The fourth proportional to 1,581,587.24, 2,182,586.46 and 856,434.92 is: 1,181,878.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,581,587.24 : 2,182,586.46 = 856,434.92 : x
  2. Step 2: Convert to fraction form
    1,581,587.24/2,182,586.46 = 856,434.92/x
  3. Step 3: Cross multiply
    1,581,587.24x = 2,182,586.46 × 856,434.92
  4. Step 4: Simplify right side
    1,581,587.24x = 1,869,243,260,263.18
  5. Step 5: Solve for x
    x = 1,869,243,260,263.18/1,581,587.24
  6. Step 6: Final answer
    x = 1,181,878.06

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1.5x scale

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.