Home / 1,055,927.85-1,455,770.76-838,856.76

Finding the Fourth Proportional to 1,055,927.85, 1,455,770.76 and 838,856.76

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Solution

The fourth proportional to 1,055,927.85, 1,455,770.76 and 838,856.76 is: 1,156,502.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,055,927.85 : 1,455,770.76 = 838,856.76 : x
  2. Step 2: Convert to fraction form
    1,055,927.85/1,455,770.76 = 838,856.76/x
  3. Step 3: Cross multiply
    1,055,927.85x = 1,455,770.76 × 838,856.76
  4. Step 4: Simplify right side
    1,055,927.85x = 1,221,183,143,036.34
  5. Step 5: Solve for x
    x = 1,221,183,143,036.34/1,055,927.85
  6. Step 6: Final answer
    x = 1,156,502.45

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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.