Home / 4,152,319.20-6,227,312.40-1,313,301.60

Finding the Fourth Proportional to 4,152,319.20, 6,227,312.40 and 1,313,301.60

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Solution

The fourth proportional to 4,152,319.20, 6,227,312.40 and 1,313,301.60 is: 1,969,583.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,152,319.20 : 6,227,312.40 = 1,313,301.60 : x
  2. Step 2: Convert to fraction form
    4,152,319.20/6,227,312.40 = 1,313,301.60/x
  3. Step 3: Cross multiply
    4,152,319.20x = 6,227,312.40 × 1,313,301.60
  4. Step 4: Simplify right side
    4,152,319.20x = 8,178,339,338,619.84
  5. Step 5: Solve for x
    x = 8,178,339,338,619.84/4,152,319.20
  6. Step 6: Final answer
    x = 1,969,583.49

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1.5x scale

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.