Home / 2,805,995.22-4,209,071.24-912,736.66

Finding the Fourth Proportional to 2,805,995.22, 4,209,071.24 and 912,736.66

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Solution

The fourth proportional to 2,805,995.22, 4,209,071.24 and 912,736.66 is: 1,369,130.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,805,995.22 : 4,209,071.24 = 912,736.66 : x
  2. Step 2: Convert to fraction form
    2,805,995.22/4,209,071.24 = 912,736.66/x
  3. Step 3: Cross multiply
    2,805,995.22x = 4,209,071.24 × 912,736.66
  4. Step 4: Simplify right side
    2,805,995.22x = 3,841,773,625,299.66
  5. Step 5: Solve for x
    x = 3,841,773,625,299.66/2,805,995.22
  6. Step 6: Final answer
    x = 1,369,130.50

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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.