Home / 1,411,026.74-2,119,262.94-1,209,079.16

Finding the Fourth Proportional to 1,411,026.74, 2,119,262.94 and 1,209,079.16

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Solution

The fourth proportional to 1,411,026.74, 2,119,262.94 and 1,209,079.16 is: 1,815,951.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,411,026.74 : 2,119,262.94 = 1,209,079.16 : x
  2. Step 2: Convert to fraction form
    1,411,026.74/2,119,262.94 = 1,209,079.16/x
  3. Step 3: Cross multiply
    1,411,026.74x = 2,119,262.94 × 1,209,079.16
  4. Step 4: Simplify right side
    1,411,026.74x = 2,562,356,655,314.33
  5. Step 5: Solve for x
    x = 2,562,356,655,314.33/1,411,026.74
  6. Step 6: Final answer
    x = 1,815,951.88

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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.