Home / 1,224,004.60-1,836,006.90-1,158,686.20

Finding the Fourth Proportional to 1,224,004.60, 1,836,006.90 and 1,158,686.20

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Solution

The fourth proportional to 1,224,004.60, 1,836,006.90 and 1,158,686.20 is: 1,738,029.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,224,004.60 : 1,836,006.90 = 1,158,686.20 : x
  2. Step 2: Convert to fraction form
    1,224,004.60/1,836,006.90 = 1,158,686.20/x
  3. Step 3: Cross multiply
    1,224,004.60x = 1,836,006.90 × 1,158,686.20
  4. Step 4: Simplify right side
    1,224,004.60x = 2,127,355,858,134.78
  5. Step 5: Solve for x
    x = 2,127,355,858,134.78/1,224,004.60
  6. Step 6: Final answer
    x = 1,738,029.30

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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.