Home / 3,559,275.38-5,338,113.60-1,638,345.80

Finding the Fourth Proportional to 3,559,275.38, 5,338,113.60 and 1,638,345.80

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Solution

The fourth proportional to 3,559,275.38, 5,338,113.60 and 1,638,345.80 is: 2,457,150.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,559,275.38 : 5,338,113.60 = 1,638,345.80 : x
  2. Step 2: Convert to fraction form
    3,559,275.38/5,338,113.60 = 1,638,345.80/x
  3. Step 3: Cross multiply
    3,559,275.38x = 5,338,113.60 × 1,638,345.80
  4. Step 4: Simplify right side
    3,559,275.38x = 8,745,675,996,482.88
  5. Step 5: Solve for x
    x = 8,745,675,996,482.88/3,559,275.38
  6. Step 6: Final answer
    x = 2,457,150.70

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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.