Home / 1,117,993.32-1,543,049.19-710,569.80

Finding the Fourth Proportional to 1,117,993.32, 1,543,049.19 and 710,569.80

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Solution

The fourth proportional to 1,117,993.32, 1,543,049.19 and 710,569.80 is: 980,725.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,117,993.32 : 1,543,049.19 = 710,569.80 : x
  2. Step 2: Convert to fraction form
    1,117,993.32/1,543,049.19 = 710,569.80/x
  3. Step 3: Cross multiply
    1,117,993.32x = 1,543,049.19 × 710,569.80
  4. Step 4: Simplify right side
    1,117,993.32x = 1,096,444,154,328.46
  5. Step 5: Solve for x
    x = 1,096,444,154,328.46/1,117,993.32
  6. Step 6: Final answer
    x = 980,725.14

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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.