Home / 1,141,476.96-1,575,218.88-632,168.40

Finding the Fourth Proportional to 1,141,476.96, 1,575,218.88 and 632,168.40

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Solution

The fourth proportional to 1,141,476.96, 1,575,218.88 and 632,168.40 is: 872,381.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,141,476.96 : 1,575,218.88 = 632,168.40 : x
  2. Step 2: Convert to fraction form
    1,141,476.96/1,575,218.88 = 632,168.40/x
  3. Step 3: Cross multiply
    1,141,476.96x = 1,575,218.88 × 632,168.40
  4. Step 4: Simplify right side
    1,141,476.96x = 995,803,599,019.39
  5. Step 5: Solve for x
    x = 995,803,599,019.39/1,141,476.96
  6. Step 6: Final answer
    x = 872,381.69

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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.