Home / 1,566,018.60-2,349,027.90-1,087,721.70

Finding the Fourth Proportional to 1,566,018.60, 2,349,027.90 and 1,087,721.70

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Solution

The fourth proportional to 1,566,018.60, 2,349,027.90 and 1,087,721.70 is: 1,631,582.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,566,018.60 : 2,349,027.90 = 1,087,721.70 : x
  2. Step 2: Convert to fraction form
    1,566,018.60/2,349,027.90 = 1,087,721.70/x
  3. Step 3: Cross multiply
    1,566,018.60x = 2,349,027.90 × 1,087,721.70
  4. Step 4: Simplify right side
    1,566,018.60x = 2,555,088,620,735.43
  5. Step 5: Solve for x
    x = 2,555,088,620,735.43/1,566,018.60
  6. Step 6: Final answer
    x = 1,631,582.55

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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.