Home / 2,129,298.98-2,938,477.05-1,162,470.02

Finding the Fourth Proportional to 2,129,298.98, 2,938,477.05 and 1,162,470.02

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Solution

The fourth proportional to 2,129,298.98, 2,938,477.05 and 1,162,470.02 is: 1,604,232.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,129,298.98 : 2,938,477.05 = 1,162,470.02 : x
  2. Step 2: Convert to fraction form
    2,129,298.98/2,938,477.05 = 1,162,470.02/x
  3. Step 3: Cross multiply
    2,129,298.98x = 2,938,477.05 × 1,162,470.02
  4. Step 4: Simplify right side
    2,129,298.98x = 3,415,891,475,083.04
  5. Step 5: Solve for x
    x = 3,415,891,475,083.04/2,129,298.98
  6. Step 6: Final answer
    x = 1,604,232.90

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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.