Home / 2,157,550.71-3,235,484.67-808,978.47

Finding the Fourth Proportional to 2,157,550.71, 3,235,484.67 and 808,978.47

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Solution

The fourth proportional to 2,157,550.71, 3,235,484.67 and 808,978.47 is: 1,213,152.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,157,550.71 : 3,235,484.67 = 808,978.47 : x
  2. Step 2: Convert to fraction form
    2,157,550.71/3,235,484.67 = 808,978.47/x
  3. Step 3: Cross multiply
    2,157,550.71x = 3,235,484.67 × 808,978.47
  4. Step 4: Simplify right side
    2,157,550.71x = 2,617,437,438,045.05
  5. Step 5: Solve for x
    x = 2,617,437,438,045.05/2,157,550.71
  6. Step 6: Final answer
    x = 1,213,152.22

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.