Home / 1,887,827.80-2,831,612.10-608,416.60

Finding the Fourth Proportional to 1,887,827.80, 2,831,612.10 and 608,416.60

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Solution

The fourth proportional to 1,887,827.80, 2,831,612.10 and 608,416.60 is: 912,583.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,887,827.80 : 2,831,612.10 = 608,416.60 : x
  2. Step 2: Convert to fraction form
    1,887,827.80/2,831,612.10 = 608,416.60/x
  3. Step 3: Cross multiply
    1,887,827.80x = 2,831,612.10 × 608,416.60
  4. Step 4: Simplify right side
    1,887,827.80x = 1,722,799,806,400.86
  5. Step 5: Solve for x
    x = 1,722,799,806,400.86/1,887,827.80
  6. Step 6: Final answer
    x = 912,583.13

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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.