Home / 2,931,541.20-4,395,999.60-1,333,281.60

Finding the Fourth Proportional to 2,931,541.20, 4,395,999.60 and 1,333,281.60

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Solution

The fourth proportional to 2,931,541.20, 4,395,999.60 and 1,333,281.60 is: 1,999,325.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,931,541.20 : 4,395,999.60 = 1,333,281.60 : x
  2. Step 2: Convert to fraction form
    2,931,541.20/4,395,999.60 = 1,333,281.60/x
  3. Step 3: Cross multiply
    2,931,541.20x = 4,395,999.60 × 1,333,281.60
  4. Step 4: Simplify right side
    2,931,541.20x = 5,861,105,380,287.36
  5. Step 5: Solve for x
    x = 5,861,105,380,287.36/2,931,541.20
  6. Step 6: Final answer
    x = 1,999,325.60

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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.