Home / 2,179,089.61-3,000,298.64-1,851,712.11

Finding the Fourth Proportional to 2,179,089.61, 3,000,298.64 and 1,851,712.11

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Solution

The fourth proportional to 2,179,089.61, 3,000,298.64 and 1,851,712.11 is: 2,549,546.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,179,089.61 : 3,000,298.64 = 1,851,712.11 : x
  2. Step 2: Convert to fraction form
    2,179,089.61/3,000,298.64 = 1,851,712.11/x
  3. Step 3: Cross multiply
    2,179,089.61x = 3,000,298.64 × 1,851,712.11
  4. Step 4: Simplify right side
    2,179,089.61x = 5,555,689,329,933.81
  5. Step 5: Solve for x
    x = 5,555,689,329,933.81/2,179,089.61
  6. Step 6: Final answer
    x = 2,549,546.06

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1.5x scale

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.