Home / 1,084,886.70-1,626,147.81-926,635.02

Finding the Fourth Proportional to 1,084,886.70, 1,626,147.81 and 926,635.02

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Solution

The fourth proportional to 1,084,886.70, 1,626,147.81 and 926,635.02 is: 1,388,942.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,084,886.70 : 1,626,147.81 = 926,635.02 : x
  2. Step 2: Convert to fraction form
    1,084,886.70/1,626,147.81 = 926,635.02/x
  3. Step 3: Cross multiply
    1,084,886.70x = 1,626,147.81 × 926,635.02
  4. Step 4: Simplify right side
    1,084,886.70x = 1,506,845,508,442.31
  5. Step 5: Solve for x
    x = 1,506,845,508,442.31/1,084,886.70
  6. Step 6: Final answer
    x = 1,388,942.74

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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.