Home / 1,755,627.75-2,422,963.53-991,730.52

Finding the Fourth Proportional to 1,755,627.75, 2,422,963.53 and 991,730.52

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Solution

The fourth proportional to 1,755,627.75, 2,422,963.53 and 991,730.52 is: 1,368,699.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,755,627.75 : 2,422,963.53 = 991,730.52 : x
  2. Step 2: Convert to fraction form
    1,755,627.75/2,422,963.53 = 991,730.52/x
  3. Step 3: Cross multiply
    1,755,627.75x = 2,422,963.53 × 991,730.52
  4. Step 4: Simplify right side
    1,755,627.75x = 2,402,926,881,547.94
  5. Step 5: Solve for x
    x = 2,402,926,881,547.94/1,755,627.75
  6. Step 6: Final answer
    x = 1,368,699.53

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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.