Home / 1,472,534.64-2,208,851.37-407,487.51

Finding the Fourth Proportional to 1,472,534.64, 2,208,851.37 and 407,487.51

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Solution

The fourth proportional to 1,472,534.64, 2,208,851.37 and 407,487.51 is: 611,244.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,472,534.64 : 2,208,851.37 = 407,487.51 : x
  2. Step 2: Convert to fraction form
    1,472,534.64/2,208,851.37 = 407,487.51/x
  3. Step 3: Cross multiply
    1,472,534.64x = 2,208,851.37 × 407,487.51
  4. Step 4: Simplify right side
    1,472,534.64x = 900,079,344,721.39
  5. Step 5: Solve for x
    x = 900,079,344,721.39/1,472,534.64
  6. Step 6: Final answer
    x = 611,244.94

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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.