Home / 2,127,826.64-3,191,503.45-761,545.16

Finding the Fourth Proportional to 2,127,826.64, 3,191,503.45 and 761,545.16

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Solution

The fourth proportional to 2,127,826.64, 3,191,503.45 and 761,545.16 is: 1,142,233.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,127,826.64 : 3,191,503.45 = 761,545.16 : x
  2. Step 2: Convert to fraction form
    2,127,826.64/3,191,503.45 = 761,545.16/x
  3. Step 3: Cross multiply
    2,127,826.64x = 3,191,503.45 × 761,545.16
  4. Step 4: Simplify right side
    2,127,826.64x = 2,430,474,001,663.08
  5. Step 5: Solve for x
    x = 2,430,474,001,663.08/2,127,826.64
  6. Step 6: Final answer
    x = 1,142,233.09

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.