Home / 1,119,856.60-1,544,840.40-711,292.08

Finding the Fourth Proportional to 1,119,856.60, 1,544,840.40 and 711,292.08

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Solution

The fourth proportional to 1,119,856.60, 1,544,840.40 and 711,292.08 is: 981,226.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,119,856.60 : 1,544,840.40 = 711,292.08 : x
  2. Step 2: Convert to fraction form
    1,119,856.60/1,544,840.40 = 711,292.08/x
  3. Step 3: Cross multiply
    1,119,856.60x = 1,544,840.40 × 711,292.08
  4. Step 4: Simplify right side
    1,119,856.60x = 1,098,832,741,384.03
  5. Step 5: Solve for x
    x = 1,098,832,741,384.03/1,119,856.60
  6. Step 6: Final answer
    x = 981,226.29

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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.