Home / 2,890,320.75-3,988,455.59-1,583,571

Finding the Fourth Proportional to 2,890,320.75, 3,988,455.59 and 1,583,571

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Solution

The fourth proportional to 2,890,320.75, 3,988,455.59 and 1,583,571 is: 2,185,225.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,890,320.75 : 3,988,455.59 = 1,583,571 : x
  2. Step 2: Convert to fraction form
    2,890,320.75/3,988,455.59 = 1,583,571/x
  3. Step 3: Cross multiply
    2,890,320.75x = 3,988,455.59 × 1,583,571
  4. Step 4: Simplify right side
    2,890,320.75x = 6,316,002,599,194.04
  5. Step 5: Solve for x
    x = 6,316,002,599,194.04/2,890,320.75
  6. Step 6: Final answer
    x = 2,185,225.50

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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.