Home / 1,513,062.69-2,269,151.14-1,246,161.21

Finding the Fourth Proportional to 1,513,062.69, 2,269,151.14 and 1,246,161.21

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Solution

The fourth proportional to 1,513,062.69, 2,269,151.14 and 1,246,161.21 is: 1,868,877.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,513,062.69 : 2,269,151.14 = 1,246,161.21 : x
  2. Step 2: Convert to fraction form
    1,513,062.69/2,269,151.14 = 1,246,161.21/x
  3. Step 3: Cross multiply
    1,513,062.69x = 2,269,151.14 × 1,246,161.21
  4. Step 4: Simplify right side
    1,513,062.69x = 2,827,728,130,295.28
  5. Step 5: Solve for x
    x = 2,827,728,130,295.28/1,513,062.69
  6. Step 6: Final answer
    x = 1,868,877.05

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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.