Home / 1,631,702.56-2,447,184.24-620,464

Finding the Fourth Proportional to 1,631,702.56, 2,447,184.24 and 620,464

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Solution

The fourth proportional to 1,631,702.56, 2,447,184.24 and 620,464 is: 930,555.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,631,702.56 : 2,447,184.24 = 620,464 : x
  2. Step 2: Convert to fraction form
    1,631,702.56/2,447,184.24 = 620,464/x
  3. Step 3: Cross multiply
    1,631,702.56x = 2,447,184.24 × 620,464
  4. Step 4: Simplify right side
    1,631,702.56x = 1,518,389,722,287.36
  5. Step 5: Solve for x
    x = 1,518,389,722,287.36/1,631,702.56
  6. Step 6: Final answer
    x = 930,555.46

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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.