Home / 1,956,710.35-2,935,036.35-678,248.47

Finding the Fourth Proportional to 1,956,710.35, 2,935,036.35 and 678,248.47

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Solution

The fourth proportional to 1,956,710.35, 2,935,036.35 and 678,248.47 is: 1,017,362.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,956,710.35 : 2,935,036.35 = 678,248.47 : x
  2. Step 2: Convert to fraction form
    1,956,710.35/2,935,036.35 = 678,248.47/x
  3. Step 3: Cross multiply
    1,956,710.35x = 2,935,036.35 × 678,248.47
  4. Step 4: Simplify right side
    1,956,710.35x = 1,990,683,917,450.68
  5. Step 5: Solve for x
    x = 1,990,683,917,450.68/1,956,710.35
  6. Step 6: Final answer
    x = 1,017,362.59

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.