Home / 2,168,790.40-3,252,602.40-906,356.80

Finding the Fourth Proportional to 2,168,790.40, 3,252,602.40 and 906,356.80

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Solution

The fourth proportional to 2,168,790.40, 3,252,602.40 and 906,356.80 is: 1,359,291.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,168,790.40 : 3,252,602.40 = 906,356.80 : x
  2. Step 2: Convert to fraction form
    2,168,790.40/3,252,602.40 = 906,356.80/x
  3. Step 3: Cross multiply
    2,168,790.40x = 3,252,602.40 × 906,356.80
  4. Step 4: Simplify right side
    2,168,790.40x = 2,948,018,302,936.32
  5. Step 5: Solve for x
    x = 2,948,018,302,936.32/2,168,790.40
  6. Step 6: Final answer
    x = 1,359,291.48

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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.