Home / 1,140,126.27-1,572,688.80-752,945.24

Finding the Fourth Proportional to 1,140,126.27, 1,572,688.80 and 752,945.24

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Solution

The fourth proportional to 1,140,126.27, 1,572,688.80 and 752,945.24 is: 1,038,611.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,140,126.27 : 1,572,688.80 = 752,945.24 : x
  2. Step 2: Convert to fraction form
    1,140,126.27/1,572,688.80 = 752,945.24/x
  3. Step 3: Cross multiply
    1,140,126.27x = 1,572,688.80 × 752,945.24
  4. Step 4: Simplify right side
    1,140,126.27x = 1,184,148,538,097.87
  5. Step 5: Solve for x
    x = 1,184,148,538,097.87/1,140,126.27
  6. Step 6: Final answer
    x = 1,038,611.75

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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.