Home / 3,153,285.20-4,712,648.34-2,302,149.21

Finding the Fourth Proportional to 3,153,285.20, 4,712,648.34 and 2,302,149.21

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Solution

The fourth proportional to 3,153,285.20, 4,712,648.34 and 2,302,149.21 is: 3,440,608.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,153,285.20 : 4,712,648.34 = 2,302,149.21 : x
  2. Step 2: Convert to fraction form
    3,153,285.20/4,712,648.34 = 2,302,149.21/x
  3. Step 3: Cross multiply
    3,153,285.20x = 4,712,648.34 × 2,302,149.21
  4. Step 4: Simplify right side
    3,153,285.20x = 10,849,219,652,938.81
  5. Step 5: Solve for x
    x = 10,849,219,652,938.81/3,153,285.20
  6. Step 6: Final answer
    x = 3,440,608.44

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Double scale
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.