Home / 1,478,582.15-2,040,055.61-866,406.24

Finding the Fourth Proportional to 1,478,582.15, 2,040,055.61 and 866,406.24

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Solution

The fourth proportional to 1,478,582.15, 2,040,055.61 and 866,406.24 is: 1,195,413.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,478,582.15 : 2,040,055.61 = 866,406.24 : x
  2. Step 2: Convert to fraction form
    1,478,582.15/2,040,055.61 = 866,406.24/x
  3. Step 3: Cross multiply
    1,478,582.15x = 2,040,055.61 × 866,406.24
  4. Step 4: Simplify right side
    1,478,582.15x = 1,767,516,906,118.98
  5. Step 5: Solve for x
    x = 1,767,516,906,118.98/1,478,582.15
  6. Step 6: Final answer
    x = 1,195,413.40

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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.