Home / 1,139,531.70-1,573,037.96-710,024.05

Finding the Fourth Proportional to 1,139,531.70, 1,573,037.96 and 710,024.05

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Solution

The fourth proportional to 1,139,531.70, 1,573,037.96 and 710,024.05 is: 980,134.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,139,531.70 : 1,573,037.96 = 710,024.05 : x
  2. Step 2: Convert to fraction form
    1,139,531.70/1,573,037.96 = 710,024.05/x
  3. Step 3: Cross multiply
    1,139,531.70x = 1,573,037.96 × 710,024.05
  4. Step 4: Simplify right side
    1,139,531.70x = 1,116,894,783,162.94
  5. Step 5: Solve for x
    x = 1,116,894,783,162.94/1,139,531.70
  6. Step 6: Final answer
    x = 980,134.90

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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.