Home / 1,350,623.08-1,863,908.58-747,015.40

Finding the Fourth Proportional to 1,350,623.08, 1,863,908.58 and 747,015.40

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Solution

The fourth proportional to 1,350,623.08, 1,863,908.58 and 747,015.40 is: 1,030,908.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,350,623.08 : 1,863,908.58 = 747,015.40 : x
  2. Step 2: Convert to fraction form
    1,350,623.08/1,863,908.58 = 747,015.40/x
  3. Step 3: Cross multiply
    1,350,623.08x = 1,863,908.58 × 747,015.40
  4. Step 4: Simplify right side
    1,350,623.08x = 1,392,368,413,452.13
  5. Step 5: Solve for x
    x = 1,392,368,413,452.13/1,350,623.08
  6. Step 6: Final answer
    x = 1,030,908.20

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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.