Home / 3,287,291.60-4,930,937.40-1,852,400.90

Finding the Fourth Proportional to 3,287,291.60, 4,930,937.40 and 1,852,400.90

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Solution

The fourth proportional to 3,287,291.60, 4,930,937.40 and 1,852,400.90 is: 2,778,601.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,287,291.60 : 4,930,937.40 = 1,852,400.90 : x
  2. Step 2: Convert to fraction form
    3,287,291.60/4,930,937.40 = 1,852,400.90/x
  3. Step 3: Cross multiply
    3,287,291.60x = 4,930,937.40 × 1,852,400.90
  4. Step 4: Simplify right side
    3,287,291.60x = 9,134,072,877,603.66
  5. Step 5: Solve for x
    x = 9,134,072,877,603.66/3,287,291.60
  6. Step 6: Final answer
    x = 2,778,601.35

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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.