Home / 1,434,262.80-2,150,892.76-423,116.32

Finding the Fourth Proportional to 1,434,262.80, 2,150,892.76 and 423,116.32

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Solution

The fourth proportional to 1,434,262.80, 2,150,892.76 and 423,116.32 is: 634,526.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,434,262.80 : 2,150,892.76 = 423,116.32 : x
  2. Step 2: Convert to fraction form
    1,434,262.80/2,150,892.76 = 423,116.32/x
  3. Step 3: Cross multiply
    1,434,262.80x = 2,150,892.76 × 423,116.32
  4. Step 4: Simplify right side
    1,434,262.80x = 910,077,829,325.84
  5. Step 5: Solve for x
    x = 910,077,829,325.84/1,434,262.80
  6. Step 6: Final answer
    x = 634,526.55

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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.