Home / 1,122,439.88-1,545,818.10-1,050,398.48

Finding the Fourth Proportional to 1,122,439.88, 1,545,818.10 and 1,050,398.48

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Solution

The fourth proportional to 1,122,439.88, 1,545,818.10 and 1,050,398.48 is: 1,446,603.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,122,439.88 : 1,545,818.10 = 1,050,398.48 : x
  2. Step 2: Convert to fraction form
    1,122,439.88/1,545,818.10 = 1,050,398.48/x
  3. Step 3: Cross multiply
    1,122,439.88x = 1,545,818.10 × 1,050,398.48
  4. Step 4: Simplify right side
    1,122,439.88x = 1,623,724,982,596.49
  5. Step 5: Solve for x
    x = 1,623,724,982,596.49/1,122,439.88
  6. Step 6: Final answer
    x = 1,446,603.08

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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.