Home / 1,663,987.68-2,495,988.81-526,755.45

Finding the Fourth Proportional to 1,663,987.68, 2,495,988.81 and 526,755.45

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Solution

The fourth proportional to 1,663,987.68, 2,495,988.81 and 526,755.45 is: 790,135.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,663,987.68 : 2,495,988.81 = 526,755.45 : x
  2. Step 2: Convert to fraction form
    1,663,987.68/2,495,988.81 = 526,755.45/x
  3. Step 3: Cross multiply
    1,663,987.68x = 2,495,988.81 × 526,755.45
  4. Step 4: Simplify right side
    1,663,987.68x = 1,314,775,708,806.51
  5. Step 5: Solve for x
    x = 1,314,775,708,806.51/1,663,987.68
  6. Step 6: Final answer
    x = 790,135.48

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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.