Home / 2,016,686.70-3,025,030.05-1,005,417.90

Finding the Fourth Proportional to 2,016,686.70, 3,025,030.05 and 1,005,417.90

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Solution

The fourth proportional to 2,016,686.70, 3,025,030.05 and 1,005,417.90 is: 1,508,126.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,016,686.70 : 3,025,030.05 = 1,005,417.90 : x
  2. Step 2: Convert to fraction form
    2,016,686.70/3,025,030.05 = 1,005,417.90/x
  3. Step 3: Cross multiply
    2,016,686.70x = 3,025,030.05 × 1,005,417.90
  4. Step 4: Simplify right side
    2,016,686.70x = 3,041,419,360,307.90
  5. Step 5: Solve for x
    x = 3,041,419,360,307.90/2,016,686.70
  6. Step 6: Final answer
    x = 1,508,126.85

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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.