Home / 2,787,513.61-4,180,461.59-1,168,240.13

Finding the Fourth Proportional to 2,787,513.61, 4,180,461.59 and 1,168,240.13

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Solution

The fourth proportional to 2,787,513.61, 4,180,461.59 and 1,168,240.13 is: 1,752,021.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,787,513.61 : 4,180,461.59 = 1,168,240.13 : x
  2. Step 2: Convert to fraction form
    2,787,513.61/4,180,461.59 = 1,168,240.13/x
  3. Step 3: Cross multiply
    2,787,513.61x = 4,180,461.59 × 1,168,240.13
  4. Step 4: Simplify right side
    2,787,513.61x = 4,883,782,989,056.63
  5. Step 5: Solve for x
    x = 4,883,782,989,056.63/2,787,513.61
  6. Step 6: Final answer
    x = 1,752,021.22

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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.