Home / 1,208,134.60-1,812,785.10-852,382.60

Finding the Fourth Proportional to 1,208,134.60, 1,812,785.10 and 852,382.60

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Solution

The fourth proportional to 1,208,134.60, 1,812,785.10 and 852,382.60 is: 1,278,985.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,208,134.60 : 1,812,785.10 = 852,382.60 : x
  2. Step 2: Convert to fraction form
    1,208,134.60/1,812,785.10 = 852,382.60/x
  3. Step 3: Cross multiply
    1,208,134.60x = 1,812,785.10 × 852,382.60
  4. Step 4: Simplify right side
    1,208,134.60x = 1,545,186,476,779.26
  5. Step 5: Solve for x
    x = 1,545,186,476,779.26/1,208,134.60
  6. Step 6: Final answer
    x = 1,278,985.37

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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.