Home / 1,114,733.06-1,538,280.11-631,301.69

Finding the Fourth Proportional to 1,114,733.06, 1,538,280.11 and 631,301.69

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Solution

The fourth proportional to 1,114,733.06, 1,538,280.11 and 631,301.69 is: 871,167.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,114,733.06 : 1,538,280.11 = 631,301.69 : x
  2. Step 2: Convert to fraction form
    1,114,733.06/1,538,280.11 = 631,301.69/x
  3. Step 3: Cross multiply
    1,114,733.06x = 1,538,280.11 × 631,301.69
  4. Step 4: Simplify right side
    1,114,733.06x = 971,118,838,560.34
  5. Step 5: Solve for x
    x = 971,118,838,560.34/1,114,733.06
  6. Step 6: Final answer
    x = 871,167.17

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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.