Home / 3,047,109.60-4,571,830.80-2,999,287.20

Finding the Fourth Proportional to 3,047,109.60, 4,571,830.80 and 2,999,287.20

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Solution

The fourth proportional to 3,047,109.60, 4,571,830.80 and 2,999,287.20 is: 4,500,078.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,047,109.60 : 4,571,830.80 = 2,999,287.20 : x
  2. Step 2: Convert to fraction form
    3,047,109.60/4,571,830.80 = 2,999,287.20/x
  3. Step 3: Cross multiply
    3,047,109.60x = 4,571,830.80 × 2,999,287.20
  4. Step 4: Simplify right side
    3,047,109.60x = 13,712,233,599,005.76
  5. Step 5: Solve for x
    x = 13,712,233,599,005.76/3,047,109.60
  6. Step 6: Final answer
    x = 4,500,078.89

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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.