Home / 1,313,602.17-1,971,141.44-714,605.28

Finding the Fourth Proportional to 1,313,602.17, 1,971,141.44 and 714,605.28

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Solution

The fourth proportional to 1,313,602.17, 1,971,141.44 and 714,605.28 is: 1,072,309.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,313,602.17 : 1,971,141.44 = 714,605.28 : x
  2. Step 2: Convert to fraction form
    1,313,602.17/1,971,141.44 = 714,605.28/x
  3. Step 3: Cross multiply
    1,313,602.17x = 1,971,141.44 × 714,605.28
  4. Step 4: Simplify right side
    1,313,602.17x = 1,408,588,077,077.78
  5. Step 5: Solve for x
    x = 1,408,588,077,077.78/1,313,602.17
  6. Step 6: Final answer
    x = 1,072,309.49

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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.