Home / 972,186.22-1,341,609.73-536,603.48

Finding the Fourth Proportional to 972,186.22, 1,341,609.73 and 536,603.48

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Solution

The fourth proportional to 972,186.22, 1,341,609.73 and 536,603.48 is: 740,508.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    972,186.22 : 1,341,609.73 = 536,603.48 : x
  2. Step 2: Convert to fraction form
    972,186.22/1,341,609.73 = 536,603.48/x
  3. Step 3: Cross multiply
    972,186.22x = 1,341,609.73 × 536,603.48
  4. Step 4: Simplify right side
    972,186.22x = 719,912,446,901.34
  5. Step 5: Solve for x
    x = 719,912,446,901.34/972,186.22
  6. Step 6: Final answer
    x = 740,508.79

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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.