Home / 1,911,251.12-2,637,525.77-1,051,811.37

Finding the Fourth Proportional to 1,911,251.12, 2,637,525.77 and 1,051,811.37

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Solution

The fourth proportional to 1,911,251.12, 2,637,525.77 and 1,051,811.37 is: 1,451,499.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,911,251.12 : 2,637,525.77 = 1,051,811.37 : x
  2. Step 2: Convert to fraction form
    1,911,251.12/2,637,525.77 = 1,051,811.37/x
  3. Step 3: Cross multiply
    1,911,251.12x = 2,637,525.77 × 1,051,811.37
  4. Step 4: Simplify right side
    1,911,251.12x = 2,774,179,588,294.95
  5. Step 5: Solve for x
    x = 2,774,179,588,294.95/1,911,251.12
  6. Step 6: Final answer
    x = 1,451,499.26

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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.