Home / 1,301,747.06-1,953,881.76-628,301.72

Finding the Fourth Proportional to 1,301,747.06, 1,953,881.76 and 628,301.72

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Solution

The fourth proportional to 1,301,747.06, 1,953,881.76 and 628,301.72 is: 943,061.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,301,747.06 : 1,953,881.76 = 628,301.72 : x
  2. Step 2: Convert to fraction form
    1,301,747.06/1,953,881.76 = 628,301.72/x
  3. Step 3: Cross multiply
    1,301,747.06x = 1,953,881.76 × 628,301.72
  4. Step 4: Simplify right side
    1,301,747.06x = 1,227,627,270,484.63
  5. Step 5: Solve for x
    x = 1,227,627,270,484.63/1,301,747.06
  6. Step 6: Final answer
    x = 943,061.30

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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.