Home / 1,207,848.40-1,811,311.80-366,120.40

Finding the Fourth Proportional to 1,207,848.40, 1,811,311.80 and 366,120.40

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Solution

The fourth proportional to 1,207,848.40, 1,811,311.80 and 366,120.40 is: 549,040.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,207,848.40 : 1,811,311.80 = 366,120.40 : x
  2. Step 2: Convert to fraction form
    1,207,848.40/1,811,311.80 = 366,120.40/x
  3. Step 3: Cross multiply
    1,207,848.40x = 1,811,311.80 × 366,120.40
  4. Step 4: Simplify right side
    1,207,848.40x = 663,158,200,740.72
  5. Step 5: Solve for x
    x = 663,158,200,740.72/1,207,848.40
  6. Step 6: Final answer
    x = 549,040.92

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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.