Home / 1,465,145.12-2,197,363.44-400,192.76

Finding the Fourth Proportional to 1,465,145.12, 2,197,363.44 and 400,192.76

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Solution

The fourth proportional to 1,465,145.12, 2,197,363.44 and 400,192.76 is: 600,192.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,465,145.12 : 2,197,363.44 = 400,192.76 : x
  2. Step 2: Convert to fraction form
    1,465,145.12/2,197,363.44 = 400,192.76/x
  3. Step 3: Cross multiply
    1,465,145.12x = 2,197,363.44 × 400,192.76
  4. Step 4: Simplify right side
    1,465,145.12x = 879,368,939,776.70
  5. Step 5: Solve for x
    x = 879,368,939,776.70/1,465,145.12
  6. Step 6: Final answer
    x = 600,192.38

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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.