Home / 1,454,718.98-2,007,368.40-810,199.16

Finding the Fourth Proportional to 1,454,718.98, 2,007,368.40 and 810,199.16

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Solution

The fourth proportional to 1,454,718.98, 2,007,368.40 and 810,199.16 is: 1,117,994.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,454,718.98 : 2,007,368.40 = 810,199.16 : x
  2. Step 2: Convert to fraction form
    1,454,718.98/2,007,368.40 = 810,199.16/x
  3. Step 3: Cross multiply
    1,454,718.98x = 2,007,368.40 × 810,199.16
  4. Step 4: Simplify right side
    1,454,718.98x = 1,626,368,191,490.54
  5. Step 5: Solve for x
    x = 1,626,368,191,490.54/1,454,718.98
  6. Step 6: Final answer
    x = 1,117,994.76

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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.