Home / 1,820,460.18-2,730,217.40-540,766.86

Finding the Fourth Proportional to 1,820,460.18, 2,730,217.40 and 540,766.86

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Solution

The fourth proportional to 1,820,460.18, 2,730,217.40 and 540,766.86 is: 811,009.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,820,460.18 : 2,730,217.40 = 540,766.86 : x
  2. Step 2: Convert to fraction form
    1,820,460.18/2,730,217.40 = 540,766.86/x
  3. Step 3: Cross multiply
    1,820,460.18x = 2,730,217.40 × 540,766.86
  4. Step 4: Simplify right side
    1,820,460.18x = 1,476,411,085,758.92
  5. Step 5: Solve for x
    x = 1,476,411,085,758.92/1,820,460.18
  6. Step 6: Final answer
    x = 811,009.82

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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.