Home / 3,256,109.79-4,884,870.02-981,443.91

Finding the Fourth Proportional to 3,256,109.79, 4,884,870.02 and 981,443.91

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Solution

The fourth proportional to 3,256,109.79, 4,884,870.02 and 981,443.91 is: 1,472,378.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,256,109.79 : 4,884,870.02 = 981,443.91 : x
  2. Step 2: Convert to fraction form
    3,256,109.79/4,884,870.02 = 981,443.91/x
  3. Step 3: Cross multiply
    3,256,109.79x = 4,884,870.02 × 981,443.91
  4. Step 4: Simplify right side
    3,256,109.79x = 4,794,225,927,363.36
  5. Step 5: Solve for x
    x = 4,794,225,927,363.36/3,256,109.79
  6. Step 6: Final answer
    x = 1,472,378.46

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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.