Home / 3,158,565.68-4,358,820.64-1,708,261.12

Finding the Fourth Proportional to 3,158,565.68, 4,358,820.64 and 1,708,261.12

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Solution

The fourth proportional to 3,158,565.68, 4,358,820.64 and 1,708,261.12 is: 2,357,400.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,158,565.68 : 4,358,820.64 = 1,708,261.12 : x
  2. Step 2: Convert to fraction form
    3,158,565.68/4,358,820.64 = 1,708,261.12/x
  3. Step 3: Cross multiply
    3,158,565.68x = 4,358,820.64 × 1,708,261.12
  4. Step 4: Simplify right side
    3,158,565.68x = 7,446,003,828,365.52
  5. Step 5: Solve for x
    x = 7,446,003,828,365.52/3,158,565.68
  6. Step 6: Final answer
    x = 2,357,400.35

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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.