Home / 2,011,645.20-3,018,002.40-873,919.20

Finding the Fourth Proportional to 2,011,645.20, 3,018,002.40 and 873,919.20

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Solution

The fourth proportional to 2,011,645.20, 3,018,002.40 and 873,919.20 is: 1,311,111.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,011,645.20 : 3,018,002.40 = 873,919.20 : x
  2. Step 2: Convert to fraction form
    2,011,645.20/3,018,002.40 = 873,919.20/x
  3. Step 3: Cross multiply
    2,011,645.20x = 3,018,002.40 × 873,919.20
  4. Step 4: Simplify right side
    2,011,645.20x = 2,637,490,243,006.08
  5. Step 5: Solve for x
    x = 2,637,490,243,006.08/2,011,645.20
  6. Step 6: Final answer
    x = 1,311,111.05

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1.5x scale

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.