Home / 1,454,891.74-2,007,812.91-810,312.10

Finding the Fourth Proportional to 1,454,891.74, 2,007,812.91 and 810,312.10

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Solution

The fourth proportional to 1,454,891.74, 2,007,812.91 and 810,312.10 is: 1,118,265.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,454,891.74 : 2,007,812.91 = 810,312.10 : x
  2. Step 2: Convert to fraction form
    1,454,891.74/2,007,812.91 = 810,312.10/x
  3. Step 3: Cross multiply
    1,454,891.74x = 2,007,812.91 × 810,312.10
  4. Step 4: Simplify right side
    1,454,891.74x = 1,626,955,095,509.21
  5. Step 5: Solve for x
    x = 1,626,955,095,509.21/1,454,891.74
  6. Step 6: Final answer
    x = 1,118,265.40

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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.