Home / 1,219,952.92-1,683,510.80-676,077.46

Finding the Fourth Proportional to 1,219,952.92, 1,683,510.80 and 676,077.46

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Solution

The fourth proportional to 1,219,952.92, 1,683,510.80 and 676,077.46 is: 932,973.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,219,952.92 : 1,683,510.80 = 676,077.46 : x
  2. Step 2: Convert to fraction form
    1,219,952.92/1,683,510.80 = 676,077.46/x
  3. Step 3: Cross multiply
    1,219,952.92x = 1,683,510.80 × 676,077.46
  4. Step 4: Simplify right side
    1,219,952.92x = 1,138,183,705,546.57
  5. Step 5: Solve for x
    x = 1,138,183,705,546.57/1,219,952.92
  6. Step 6: Final answer
    x = 932,973.47

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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.