Home / 1,856,721.81-2,785,060.10-508,883.34

Finding the Fourth Proportional to 1,856,721.81, 2,785,060.10 and 508,883.34

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Solution

The fourth proportional to 1,856,721.81, 2,785,060.10 and 508,883.34 is: 763,318.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,856,721.81 : 2,785,060.10 = 508,883.34 : x
  2. Step 2: Convert to fraction form
    1,856,721.81/2,785,060.10 = 508,883.34/x
  3. Step 3: Cross multiply
    1,856,721.81x = 2,785,060.10 × 508,883.34
  4. Step 4: Simplify right side
    1,856,721.81x = 1,417,270,683,244.32
  5. Step 5: Solve for x
    x = 1,417,270,683,244.32/1,856,721.81
  6. Step 6: Final answer
    x = 763,318.81

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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.