Home / 1,565,807.95-2,161,855.74-1,202,582.69

Finding the Fourth Proportional to 1,565,807.95, 2,161,855.74 and 1,202,582.69

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Solution

The fourth proportional to 1,565,807.95, 2,161,855.74 and 1,202,582.69 is: 1,660,363.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,565,807.95 : 2,161,855.74 = 1,202,582.69 : x
  2. Step 2: Convert to fraction form
    1,565,807.95/2,161,855.74 = 1,202,582.69/x
  3. Step 3: Cross multiply
    1,565,807.95x = 2,161,855.74 × 1,202,582.69
  4. Step 4: Simplify right side
    1,565,807.95x = 2,599,810,291,201.14
  5. Step 5: Solve for x
    x = 2,599,810,291,201.14/1,565,807.95
  6. Step 6: Final answer
    x = 1,660,363.45

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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.