Home / 1,761,385.52-2,430,711.84-997,586.72

Finding the Fourth Proportional to 1,761,385.52, 2,430,711.84 and 997,586.72

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Solution

The fourth proportional to 1,761,385.52, 2,430,711.84 and 997,586.72 is: 1,376,669.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,761,385.52 : 2,430,711.84 = 997,586.72 : x
  2. Step 2: Convert to fraction form
    1,761,385.52/2,430,711.84 = 997,586.72/x
  3. Step 3: Cross multiply
    1,761,385.52x = 2,430,711.84 × 997,586.72
  4. Step 4: Simplify right side
    1,761,385.52x = 2,424,845,851,730.76
  5. Step 5: Solve for x
    x = 2,424,845,851,730.76/1,761,385.52
  6. Step 6: Final answer
    x = 1,376,669.57

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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.