Home / 1,239,325.60-1,856,223.60-1,018,141.60

Finding the Fourth Proportional to 1,239,325.60, 1,856,223.60 and 1,018,141.60

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Solution

The fourth proportional to 1,239,325.60, 1,856,223.60 and 1,018,141.60 is: 1,524,941.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,239,325.60 : 1,856,223.60 = 1,018,141.60 : x
  2. Step 2: Convert to fraction form
    1,239,325.60/1,856,223.60 = 1,018,141.60/x
  3. Step 3: Cross multiply
    1,239,325.60x = 1,856,223.60 × 1,018,141.60
  4. Step 4: Simplify right side
    1,239,325.60x = 1,889,898,466,061.76
  5. Step 5: Solve for x
    x = 1,889,898,466,061.76/1,239,325.60
  6. Step 6: Final answer
    x = 1,524,941.04

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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.