Home / 4,857,869.60-7,286,804.40-1,866,125.60

Finding the Fourth Proportional to 4,857,869.60, 7,286,804.40 and 1,866,125.60

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Solution

The fourth proportional to 4,857,869.60, 7,286,804.40 and 1,866,125.60 is: 2,799,188.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,857,869.60 : 7,286,804.40 = 1,866,125.60 : x
  2. Step 2: Convert to fraction form
    4,857,869.60/7,286,804.40 = 1,866,125.60/x
  3. Step 3: Cross multiply
    4,857,869.60x = 7,286,804.40 × 1,866,125.60
  4. Step 4: Simplify right side
    4,857,869.60x = 13,598,092,233,032.64
  5. Step 5: Solve for x
    x = 13,598,092,233,032.64/4,857,869.60
  6. Step 6: Final answer
    x = 2,799,188.40

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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.