Home / 887,695.83-1,225,094.90-543,530.07

Finding the Fourth Proportional to 887,695.83, 1,225,094.90 and 543,530.07

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Solution

The fourth proportional to 887,695.83, 1,225,094.90 and 543,530.07 is: 750,117.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    887,695.83 : 1,225,094.90 = 543,530.07 : x
  2. Step 2: Convert to fraction form
    887,695.83/1,225,094.90 = 543,530.07/x
  3. Step 3: Cross multiply
    887,695.83x = 1,225,094.90 × 543,530.07
  4. Step 4: Simplify right side
    887,695.83x = 665,875,914,035.99
  5. Step 5: Solve for x
    x = 665,875,914,035.99/887,695.83
  6. Step 6: Final answer
    x = 750,117.20

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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.