Home / 1,958,248.26-2,936,707.08-678,557.16

Finding the Fourth Proportional to 1,958,248.26, 2,936,707.08 and 678,557.16

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Solution

The fourth proportional to 1,958,248.26, 2,936,707.08 and 678,557.16 is: 1,017,605.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,958,248.26 : 2,936,707.08 = 678,557.16 : x
  2. Step 2: Convert to fraction form
    1,958,248.26/2,936,707.08 = 678,557.16/x
  3. Step 3: Cross multiply
    1,958,248.26x = 2,936,707.08 × 678,557.16
  4. Step 4: Simplify right side
    1,958,248.26x = 1,992,723,615,956.69
  5. Step 5: Solve for x
    x = 1,992,723,615,956.69/1,958,248.26
  6. Step 6: Final answer
    x = 1,017,605.20

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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.