Home / 1,921,073.32-2,650,855.62-1,061,582.36

Finding the Fourth Proportional to 1,921,073.32, 2,650,855.62 and 1,061,582.36

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Solution

The fourth proportional to 1,921,073.32, 2,650,855.62 and 1,061,582.36 is: 1,464,859.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,921,073.32 : 2,650,855.62 = 1,061,582.36 : x
  2. Step 2: Convert to fraction form
    1,921,073.32/2,650,855.62 = 1,061,582.36/x
  3. Step 3: Cross multiply
    1,921,073.32x = 2,650,855.62 × 1,061,582.36
  4. Step 4: Simplify right side
    1,921,073.32x = 2,814,101,565,098.86
  5. Step 5: Solve for x
    x = 2,814,101,565,098.86/1,921,073.32
  6. Step 6: Final answer
    x = 1,464,859.01

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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.