Home / 1,087,708.02-1,500,618.30-801,907.62

Finding the Fourth Proportional to 1,087,708.02, 1,500,618.30 and 801,907.62

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Solution

The fourth proportional to 1,087,708.02, 1,500,618.30 and 801,907.62 is: 1,106,323.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,087,708.02 : 1,500,618.30 = 801,907.62 : x
  2. Step 2: Convert to fraction form
    1,087,708.02/1,500,618.30 = 801,907.62/x
  3. Step 3: Cross multiply
    1,087,708.02x = 1,500,618.30 × 801,907.62
  4. Step 4: Simplify right side
    1,087,708.02x = 1,203,357,249,481.45
  5. Step 5: Solve for x
    x = 1,203,357,249,481.45/1,087,708.02
  6. Step 6: Final answer
    x = 1,106,323.78

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.