Home / 1,687,474.90-2,328,657.81-962,557.30

Finding the Fourth Proportional to 1,687,474.90, 2,328,657.81 and 962,557.30

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Solution

The fourth proportional to 1,687,474.90, 2,328,657.81 and 962,557.30 is: 1,328,296.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,687,474.90 : 2,328,657.81 = 962,557.30 : x
  2. Step 2: Convert to fraction form
    1,687,474.90/2,328,657.81 = 962,557.30/x
  3. Step 3: Cross multiply
    1,687,474.90x = 2,328,657.81 × 962,557.30
  4. Step 4: Simplify right side
    1,687,474.90x = 2,241,466,574,217.51
  5. Step 5: Solve for x
    x = 2,241,466,574,217.51/1,687,474.90
  6. Step 6: Final answer
    x = 1,328,296.25

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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.