Home / 1,317,494.82-1,817,139.51-1,134,045.48

Finding the Fourth Proportional to 1,317,494.82, 1,817,139.51 and 1,134,045.48

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Solution

The fourth proportional to 1,317,494.82, 1,817,139.51 and 1,134,045.48 is: 1,564,119.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,317,494.82 : 1,817,139.51 = 1,134,045.48 : x
  2. Step 2: Convert to fraction form
    1,317,494.82/1,817,139.51 = 1,134,045.48/x
  3. Step 3: Cross multiply
    1,317,494.82x = 1,817,139.51 × 1,134,045.48
  4. Step 4: Simplify right side
    1,317,494.82x = 2,060,718,847,844.91
  5. Step 5: Solve for x
    x = 2,060,718,847,844.91/1,317,494.82
  6. Step 6: Final answer
    x = 1,564,119.13

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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.