Home / 3,218,809.60-4,828,862.40-944,329.60

Finding the Fourth Proportional to 3,218,809.60, 4,828,862.40 and 944,329.60

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Solution

The fourth proportional to 3,218,809.60, 4,828,862.40 and 944,329.60 is: 1,416,684.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,218,809.60 : 4,828,862.40 = 944,329.60 : x
  2. Step 2: Convert to fraction form
    3,218,809.60/4,828,862.40 = 944,329.60/x
  3. Step 3: Cross multiply
    3,218,809.60x = 4,828,862.40 × 944,329.60
  4. Step 4: Simplify right side
    3,218,809.60x = 4,560,037,698,647.04
  5. Step 5: Solve for x
    x = 4,560,037,698,647.04/3,218,809.60
  6. Step 6: Final answer
    x = 1,416,684.51

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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.