Home / 1,500,875.44-2,071,193.73-812,529.66

Finding the Fourth Proportional to 1,500,875.44, 2,071,193.73 and 812,529.66

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Solution

The fourth proportional to 1,500,875.44, 2,071,193.73 and 812,529.66 is: 1,121,283.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,500,875.44 : 2,071,193.73 = 812,529.66 : x
  2. Step 2: Convert to fraction form
    1,500,875.44/2,071,193.73 = 812,529.66/x
  3. Step 3: Cross multiply
    1,500,875.44x = 2,071,193.73 × 812,529.66
  4. Step 4: Simplify right side
    1,500,875.44x = 1,682,906,341,951.02
  5. Step 5: Solve for x
    x = 1,682,906,341,951.02/1,500,875.44
  6. Step 6: Final answer
    x = 1,121,283.15

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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.