Home / 2,348,010.40-3,521,965.46-642,153.70

Finding the Fourth Proportional to 2,348,010.40, 3,521,965.46 and 642,153.70

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Solution

The fourth proportional to 2,348,010.40, 3,521,965.46 and 642,153.70 is: 963,216.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,348,010.40 : 3,521,965.46 = 642,153.70 : x
  2. Step 2: Convert to fraction form
    2,348,010.40/3,521,965.46 = 642,153.70/x
  3. Step 3: Cross multiply
    2,348,010.40x = 3,521,965.46 × 642,153.70
  4. Step 4: Simplify right side
    2,348,010.40x = 2,261,643,151,411.20
  5. Step 5: Solve for x
    x = 2,261,643,151,411.20/2,348,010.40
  6. Step 6: Final answer
    x = 963,216.84

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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.