Home / 1,314,686.48-1,972,325.10-416,182.10

Finding the Fourth Proportional to 1,314,686.48, 1,972,325.10 and 416,182.10

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Solution

The fourth proportional to 1,314,686.48, 1,972,325.10 and 416,182.10 is: 624,366.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,314,686.48 : 1,972,325.10 = 416,182.10 : x
  2. Step 2: Convert to fraction form
    1,314,686.48/1,972,325.10 = 416,182.10/x
  3. Step 3: Cross multiply
    1,314,686.48x = 1,972,325.10 × 416,182.10
  4. Step 4: Simplify right side
    1,314,686.48x = 820,846,402,000.71
  5. Step 5: Solve for x
    x = 820,846,402,000.71/1,314,686.48
  6. Step 6: Final answer
    x = 624,366.66

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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.