Home / 1,974,435.47-2,961,653.25-478,527.47

Finding the Fourth Proportional to 1,974,435.47, 2,961,653.25 and 478,527.47

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Solution

The fourth proportional to 1,974,435.47, 2,961,653.25 and 478,527.47 is: 717,791.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,974,435.47 : 2,961,653.25 = 478,527.47 : x
  2. Step 2: Convert to fraction form
    1,974,435.47/2,961,653.25 = 478,527.47/x
  3. Step 3: Cross multiply
    1,974,435.47x = 2,961,653.25 × 478,527.47
  4. Step 4: Simplify right side
    1,974,435.47x = 1,417,232,434,832.19
  5. Step 5: Solve for x
    x = 1,417,232,434,832.19/1,974,435.47
  6. Step 6: Final answer
    x = 717,791.22

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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.