Home / 1,312,919.46-1,969,711.32-366,289.46

Finding the Fourth Proportional to 1,312,919.46, 1,969,711.32 and 366,289.46

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Solution

The fourth proportional to 1,312,919.46, 1,969,711.32 and 366,289.46 is: 549,526.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,312,919.46 : 1,969,711.32 = 366,289.46 : x
  2. Step 2: Convert to fraction form
    1,312,919.46/1,969,711.32 = 366,289.46/x
  3. Step 3: Cross multiply
    1,312,919.46x = 1,969,711.32 × 366,289.46
  4. Step 4: Simplify right side
    1,312,919.46x = 721,484,495,758.69
  5. Step 5: Solve for x
    x = 721,484,495,758.69/1,312,919.46
  6. Step 6: Final answer
    x = 549,526.85

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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.