Home / 1,116,302.07-1,540,310.13-657,508.02

Finding the Fourth Proportional to 1,116,302.07, 1,540,310.13 and 657,508.02

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Solution

The fourth proportional to 1,116,302.07, 1,540,310.13 and 657,508.02 is: 907,251.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,116,302.07 : 1,540,310.13 = 657,508.02 : x
  2. Step 2: Convert to fraction form
    1,116,302.07/1,540,310.13 = 657,508.02/x
  3. Step 3: Cross multiply
    1,116,302.07x = 1,540,310.13 × 657,508.02
  4. Step 4: Simplify right side
    1,116,302.07x = 1,012,766,263,762.24
  5. Step 5: Solve for x
    x = 1,012,766,263,762.24/1,116,302.07
  6. Step 6: Final answer
    x = 907,251.08

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.