Home / 2,730,545.16-3,768,242.82-1,490,223.40

Finding the Fourth Proportional to 2,730,545.16, 3,768,242.82 and 1,490,223.40

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Solution

The fourth proportional to 2,730,545.16, 3,768,242.82 and 1,490,223.40 is: 2,056,557.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,730,545.16 : 3,768,242.82 = 1,490,223.40 : x
  2. Step 2: Convert to fraction form
    2,730,545.16/3,768,242.82 = 1,490,223.40/x
  3. Step 3: Cross multiply
    2,730,545.16x = 3,768,242.82 × 1,490,223.40
  4. Step 4: Simplify right side
    2,730,545.16x = 5,615,523,627,245.99
  5. Step 5: Solve for x
    x = 5,615,523,627,245.99/2,730,545.16
  6. Step 6: Final answer
    x = 2,056,557.68

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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.