Home / 1,661,841-2,492,508.78-463,637.16

Finding the Fourth Proportional to 1,661,841, 2,492,508.78 and 463,637.16

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Solution

The fourth proportional to 1,661,841, 2,492,508.78 and 463,637.16 is: 695,385.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,661,841 : 2,492,508.78 = 463,637.16 : x
  2. Step 2: Convert to fraction form
    1,661,841/2,492,508.78 = 463,637.16/x
  3. Step 3: Cross multiply
    1,661,841x = 2,492,508.78 × 463,637.16
  4. Step 4: Simplify right side
    1,661,841x = 1,155,619,692,034.26
  5. Step 5: Solve for x
    x = 1,155,619,692,034.26/1,661,841
  6. Step 6: Final answer
    x = 695,385.23

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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.