Home / 1,336,417.30-1,842,471.78-1,061,686.70

Finding the Fourth Proportional to 1,336,417.30, 1,842,471.78 and 1,061,686.70

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Solution

The fourth proportional to 1,336,417.30, 1,842,471.78 and 1,061,686.70 is: 1,463,710.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,336,417.30 : 1,842,471.78 = 1,061,686.70 : x
  2. Step 2: Convert to fraction form
    1,336,417.30/1,842,471.78 = 1,061,686.70/x
  3. Step 3: Cross multiply
    1,336,417.30x = 1,842,471.78 × 1,061,686.70
  4. Step 4: Simplify right side
    1,336,417.30x = 1,956,127,774,738.97
  5. Step 5: Solve for x
    x = 1,956,127,774,738.97/1,336,417.30
  6. Step 6: Final answer
    x = 1,463,710.31

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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.