Home / 1,149,314.40-1,724,749.20-517,903.20

Finding the Fourth Proportional to 1,149,314.40, 1,724,749.20 and 517,903.20

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Solution

The fourth proportional to 1,149,314.40, 1,724,749.20 and 517,903.20 is: 777,205.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,149,314.40 : 1,724,749.20 = 517,903.20 : x
  2. Step 2: Convert to fraction form
    1,149,314.40/1,724,749.20 = 517,903.20/x
  3. Step 3: Cross multiply
    1,149,314.40x = 1,724,749.20 × 517,903.20
  4. Step 4: Simplify right side
    1,149,314.40x = 893,253,129,877.44
  5. Step 5: Solve for x
    x = 893,253,129,877.44/1,149,314.40
  6. Step 6: Final answer
    x = 777,205.20

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.