Home / 1,571,494.86-2,168,678.07-892,436.22

Finding the Fourth Proportional to 1,571,494.86, 2,168,678.07 and 892,436.22

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Solution

The fourth proportional to 1,571,494.86, 2,168,678.07 and 892,436.22 is: 1,231,570.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,571,494.86 : 2,168,678.07 = 892,436.22 : x
  2. Step 2: Convert to fraction form
    1,571,494.86/2,168,678.07 = 892,436.22/x
  3. Step 3: Cross multiply
    1,571,494.86x = 2,168,678.07 × 892,436.22
  4. Step 4: Simplify right side
    1,571,494.86x = 1,935,406,859,187.70
  5. Step 5: Solve for x
    x = 1,935,406,859,187.70/1,571,494.86
  6. Step 6: Final answer
    x = 1,231,570.59

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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.