Home / 2,280,045.60-3,146,186.34-1,313,488.80

Finding the Fourth Proportional to 2,280,045.60, 3,146,186.34 and 1,313,488.80

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Solution

The fourth proportional to 2,280,045.60, 3,146,186.34 and 1,313,488.80 is: 1,812,455.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,280,045.60 : 3,146,186.34 = 1,313,488.80 : x
  2. Step 2: Convert to fraction form
    2,280,045.60/3,146,186.34 = 1,313,488.80/x
  3. Step 3: Cross multiply
    2,280,045.60x = 3,146,186.34 × 1,313,488.80
  4. Step 4: Simplify right side
    2,280,045.60x = 4,132,480,520,302.99
  5. Step 5: Solve for x
    x = 4,132,480,520,302.99/2,280,045.60
  6. Step 6: Final answer
    x = 1,812,455.21

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.