Home / 972,901.16-1,339,631.26-881,663.30

Finding the Fourth Proportional to 972,901.16, 1,339,631.26 and 881,663.30

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Solution

The fourth proportional to 972,901.16, 1,339,631.26 and 881,663.30 is: 1,214,001.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    972,901.16 : 1,339,631.26 = 881,663.30 : x
  2. Step 2: Convert to fraction form
    972,901.16/1,339,631.26 = 881,663.30/x
  3. Step 3: Cross multiply
    972,901.16x = 1,339,631.26 × 881,663.30
  4. Step 4: Simplify right side
    972,901.16x = 1,181,103,717,474.76
  5. Step 5: Solve for x
    x = 1,181,103,717,474.76/972,901.16
  6. Step 6: Final answer
    x = 1,214,001.76

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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.