Home / 4,290,345.68-6,429,712.44-1,629,502.16

Finding the Fourth Proportional to 4,290,345.68, 6,429,712.44 and 1,629,502.16

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Solution

The fourth proportional to 4,290,345.68, 6,429,712.44 and 1,629,502.16 is: 2,442,048.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,290,345.68 : 6,429,712.44 = 1,629,502.16 : x
  2. Step 2: Convert to fraction form
    4,290,345.68/6,429,712.44 = 1,629,502.16/x
  3. Step 3: Cross multiply
    4,290,345.68x = 6,429,712.44 × 1,629,502.16
  4. Step 4: Simplify right side
    4,290,345.68x = 10,477,230,309,158.87
  5. Step 5: Solve for x
    x = 10,477,230,309,158.87/4,290,345.68
  6. Step 6: Final answer
    x = 2,442,048.05

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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.