Home / 1,202,006.20-1,803,009.30-1,148,862.10

Finding the Fourth Proportional to 1,202,006.20, 1,803,009.30 and 1,148,862.10

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Solution

The fourth proportional to 1,202,006.20, 1,803,009.30 and 1,148,862.10 is: 1,723,293.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,202,006.20 : 1,803,009.30 = 1,148,862.10 : x
  2. Step 2: Convert to fraction form
    1,202,006.20/1,803,009.30 = 1,148,862.10/x
  3. Step 3: Cross multiply
    1,202,006.20x = 1,803,009.30 × 1,148,862.10
  4. Step 4: Simplify right side
    1,202,006.20x = 2,071,409,050,717.53
  5. Step 5: Solve for x
    x = 2,071,409,050,717.53/1,202,006.20
  6. Step 6: Final answer
    x = 1,723,293.15

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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.