Home / 2,129,299.48-2,938,477.74-1,162,470.52

Finding the Fourth Proportional to 2,129,299.48, 2,938,477.74 and 1,162,470.52

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Solution

The fourth proportional to 2,129,299.48, 2,938,477.74 and 1,162,470.52 is: 1,604,233.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,129,299.48 : 2,938,477.74 = 1,162,470.52 : x
  2. Step 2: Convert to fraction form
    2,129,299.48/2,938,477.74 = 1,162,470.52/x
  3. Step 3: Cross multiply
    2,129,299.48x = 2,938,477.74 × 1,162,470.52
  4. Step 4: Simplify right side
    2,129,299.48x = 3,415,893,746,426.23
  5. Step 5: Solve for x
    x = 3,415,893,746,426.23/2,129,299.48
  6. Step 6: Final answer
    x = 1,604,233.59

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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.