Home / 1,517,981.40-2,276,972.10-396,050.40

Finding the Fourth Proportional to 1,517,981.40, 2,276,972.10 and 396,050.40

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Solution

The fourth proportional to 1,517,981.40, 2,276,972.10 and 396,050.40 is: 594,075.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,517,981.40 : 2,276,972.10 = 396,050.40 : x
  2. Step 2: Convert to fraction form
    1,517,981.40/2,276,972.10 = 396,050.40/x
  3. Step 3: Cross multiply
    1,517,981.40x = 2,276,972.10 × 396,050.40
  4. Step 4: Simplify right side
    1,517,981.40x = 901,795,710,993.84
  5. Step 5: Solve for x
    x = 901,795,710,993.84/1,517,981.40
  6. Step 6: Final answer
    x = 594,075.60

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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.