Home / 1,457,402.47-2,185,630.05-484,505.60

Finding the Fourth Proportional to 1,457,402.47, 2,185,630.05 and 484,505.60

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Solution

The fourth proportional to 1,457,402.47, 2,185,630.05 and 484,505.60 is: 726,600.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,457,402.47 : 2,185,630.05 = 484,505.60 : x
  2. Step 2: Convert to fraction form
    1,457,402.47/2,185,630.05 = 484,505.60/x
  3. Step 3: Cross multiply
    1,457,402.47x = 2,185,630.05 × 484,505.60
  4. Step 4: Simplify right side
    1,457,402.47x = 1,058,949,989,649.52
  5. Step 5: Solve for x
    x = 1,058,949,989,649.52/1,457,402.47
  6. Step 6: Final answer
    x = 726,600.93

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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.