Home / 1,030,988.80-1,546,483.20-898,128.55

Finding the Fourth Proportional to 1,030,988.80, 1,546,483.20 and 898,128.55

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Solution

The fourth proportional to 1,030,988.80, 1,546,483.20 and 898,128.55 is: 1,347,192.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,030,988.80 : 1,546,483.20 = 898,128.55 : x
  2. Step 2: Convert to fraction form
    1,030,988.80/1,546,483.20 = 898,128.55/x
  3. Step 3: Cross multiply
    1,030,988.80x = 1,546,483.20 × 898,128.55
  4. Step 4: Simplify right side
    1,030,988.80x = 1,388,940,714,015.36
  5. Step 5: Solve for x
    x = 1,388,940,714,015.36/1,030,988.80
  6. Step 6: Final answer
    x = 1,347,192.83

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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.