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Finding the Fourth Proportional to 1,332,848.31, 1,837,417.59 and 950,210.79

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Solution

The fourth proportional to 1,332,848.31, 1,837,417.59 and 950,210.79 is: 1,309,927.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,332,848.31 : 1,837,417.59 = 950,210.79 : x
  2. Step 2: Convert to fraction form
    1,332,848.31/1,837,417.59 = 950,210.79/x
  3. Step 3: Cross multiply
    1,332,848.31x = 1,837,417.59 × 950,210.79
  4. Step 4: Simplify right side
    1,332,848.31x = 1,745,934,019,753.80
  5. Step 5: Solve for x
    x = 1,745,934,019,753.80/1,332,848.31
  6. Step 6: Final answer
    x = 1,309,927.02

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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.