Home / 2,712,845.40-4,063,363.20-1,646,026.80

Finding the Fourth Proportional to 2,712,845.40, 4,063,363.20 and 1,646,026.80

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Solution

The fourth proportional to 2,712,845.40, 4,063,363.20 and 1,646,026.80 is: 2,465,457.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,712,845.40 : 4,063,363.20 = 1,646,026.80 : x
  2. Step 2: Convert to fraction form
    2,712,845.40/4,063,363.20 = 1,646,026.80/x
  3. Step 3: Cross multiply
    2,712,845.40x = 4,063,363.20 × 1,646,026.80
  4. Step 4: Simplify right side
    2,712,845.40x = 6,688,404,725,333.76
  5. Step 5: Solve for x
    x = 6,688,404,725,333.76/2,712,845.40
  6. Step 6: Final answer
    x = 2,465,457.38

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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.