Home / 1,141,961.68-1,575,838.83-632,627.20

Finding the Fourth Proportional to 1,141,961.68, 1,575,838.83 and 632,627.20

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Solution

The fourth proportional to 1,141,961.68, 1,575,838.83 and 632,627.20 is: 872,987.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,141,961.68 : 1,575,838.83 = 632,627.20 : x
  2. Step 2: Convert to fraction form
    1,141,961.68/1,575,838.83 = 632,627.20/x
  3. Step 3: Cross multiply
    1,141,961.68x = 1,575,838.83 × 632,627.20
  4. Step 4: Simplify right side
    1,141,961.68x = 996,918,506,674.18
  5. Step 5: Solve for x
    x = 996,918,506,674.18/1,141,961.68
  6. Step 6: Final answer
    x = 872,987.71

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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.