Home / 1,948,083.66-2,688,359.10-1,088,643.92

Finding the Fourth Proportional to 1,948,083.66, 2,688,359.10 and 1,088,643.92

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Solution

The fourth proportional to 1,948,083.66, 2,688,359.10 and 1,088,643.92 is: 1,502,330.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,948,083.66 : 2,688,359.10 = 1,088,643.92 : x
  2. Step 2: Convert to fraction form
    1,948,083.66/2,688,359.10 = 1,088,643.92/x
  3. Step 3: Cross multiply
    1,948,083.66x = 2,688,359.10 × 1,088,643.92
  4. Step 4: Simplify right side
    1,948,083.66x = 2,926,665,788,991.67
  5. Step 5: Solve for x
    x = 2,926,665,788,991.67/1,948,083.66
  6. Step 6: Final answer
    x = 1,502,330.65

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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.