Home / 3,490,801.76-4,817,335.20-1,962,895.52

Finding the Fourth Proportional to 3,490,801.76, 4,817,335.20 and 1,962,895.52

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Solution

The fourth proportional to 3,490,801.76, 4,817,335.20 and 1,962,895.52 is: 2,708,812.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,490,801.76 : 4,817,335.20 = 1,962,895.52 : x
  2. Step 2: Convert to fraction form
    3,490,801.76/4,817,335.20 = 1,962,895.52/x
  3. Step 3: Cross multiply
    3,490,801.76x = 4,817,335.20 × 1,962,895.52
  4. Step 4: Simplify right side
    3,490,801.76x = 9,455,925,682,418.31
  5. Step 5: Solve for x
    x = 9,455,925,682,418.31/3,490,801.76
  6. Step 6: Final answer
    x = 2,708,812.00

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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.