Home / 1,500,623.18-2,071,057.20-855,895.58

Finding the Fourth Proportional to 1,500,623.18, 2,071,057.20 and 855,895.58

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Solution

The fourth proportional to 1,500,623.18, 2,071,057.20 and 855,895.58 is: 1,181,248.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,500,623.18 : 2,071,057.20 = 855,895.58 : x
  2. Step 2: Convert to fraction form
    1,500,623.18/2,071,057.20 = 855,895.58/x
  3. Step 3: Cross multiply
    1,500,623.18x = 2,071,057.20 × 855,895.58
  4. Step 4: Simplify right side
    1,500,623.18x = 1,772,608,703,407.18
  5. Step 5: Solve for x
    x = 1,772,608,703,407.18/1,500,623.18
  6. Step 6: Final answer
    x = 1,181,248.38

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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.