Home / 1,402,902.74-1,935,546.90-858,470.96

Finding the Fourth Proportional to 1,402,902.74, 1,935,546.90 and 858,470.96

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Solution

The fourth proportional to 1,402,902.74, 1,935,546.90 and 858,470.96 is: 1,184,409.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,402,902.74 : 1,935,546.90 = 858,470.96 : x
  2. Step 2: Convert to fraction form
    1,402,902.74/1,935,546.90 = 858,470.96/x
  3. Step 3: Cross multiply
    1,402,902.74x = 1,935,546.90 × 858,470.96
  4. Step 4: Simplify right side
    1,402,902.74x = 1,661,610,805,368.02
  5. Step 5: Solve for x
    x = 1,661,610,805,368.02/1,402,902.74
  6. Step 6: Final answer
    x = 1,184,409.12

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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.