Home / 1,502,749.76-2,074,007.32-929,974.40

Finding the Fourth Proportional to 1,502,749.76, 2,074,007.32 and 929,974.40

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Solution

The fourth proportional to 1,502,749.76, 2,074,007.32 and 929,974.40 is: 1,283,496.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,502,749.76 : 2,074,007.32 = 929,974.40 : x
  2. Step 2: Convert to fraction form
    1,502,749.76/2,074,007.32 = 929,974.40/x
  3. Step 3: Cross multiply
    1,502,749.76x = 2,074,007.32 × 929,974.40
  4. Step 4: Simplify right side
    1,502,749.76x = 1,928,773,713,012.61
  5. Step 5: Solve for x
    x = 1,928,773,713,012.61/1,502,749.76
  6. Step 6: Final answer
    x = 1,283,496.27

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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.