Home / 1,914,968.35-2,873,108.69-653,681.71

Finding the Fourth Proportional to 1,914,968.35, 2,873,108.69 and 653,681.71

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Solution

The fourth proportional to 1,914,968.35, 2,873,108.69 and 653,681.71 is: 980,746.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,914,968.35 : 2,873,108.69 = 653,681.71 : x
  2. Step 2: Convert to fraction form
    1,914,968.35/2,873,108.69 = 653,681.71/x
  3. Step 3: Cross multiply
    1,914,968.35x = 2,873,108.69 × 653,681.71
  4. Step 4: Simplify right side
    1,914,968.35x = 1,878,098,601,495.06
  5. Step 5: Solve for x
    x = 1,878,098,601,495.06/1,914,968.35
  6. Step 6: Final answer
    x = 980,746.55

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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.