Home / 1,450,921.17-2,001,650.13-906,111.12

Finding the Fourth Proportional to 1,450,921.17, 2,001,650.13 and 906,111.12

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Solution

The fourth proportional to 1,450,921.17, 2,001,650.13 and 906,111.12 is: 1,250,045.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,450,921.17 : 2,001,650.13 = 906,111.12 : x
  2. Step 2: Convert to fraction form
    1,450,921.17/2,001,650.13 = 906,111.12/x
  3. Step 3: Cross multiply
    1,450,921.17x = 2,001,650.13 × 906,111.12
  4. Step 4: Simplify right side
    1,450,921.17x = 1,813,717,441,142.45
  5. Step 5: Solve for x
    x = 1,813,717,441,142.45/1,450,921.17
  6. Step 6: Final answer
    x = 1,250,045.47

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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.