Home / 1,439,588.06-2,160,710.68-730,114.46

Finding the Fourth Proportional to 1,439,588.06, 2,160,710.68 and 730,114.46

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Solution

The fourth proportional to 1,439,588.06, 2,160,710.68 and 730,114.46 is: 1,095,845.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,439,588.06 : 2,160,710.68 = 730,114.46 : x
  2. Step 2: Convert to fraction form
    1,439,588.06/2,160,710.68 = 730,114.46/x
  3. Step 3: Cross multiply
    1,439,588.06x = 2,160,710.68 × 730,114.46
  4. Step 4: Simplify right side
    1,439,588.06x = 1,577,566,111,344.43
  5. Step 5: Solve for x
    x = 1,577,566,111,344.43/1,439,588.06
  6. Step 6: Final answer
    x = 1,095,845.51

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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.