Home / 1,312,680.50-1,969,352.85-366,051.32

Finding the Fourth Proportional to 1,312,680.50, 1,969,352.85 and 366,051.32

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Solution

The fourth proportional to 1,312,680.50, 1,969,352.85 and 366,051.32 is: 549,169.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,312,680.50 : 1,969,352.85 = 366,051.32 : x
  2. Step 2: Convert to fraction form
    1,312,680.50/1,969,352.85 = 366,051.32/x
  3. Step 3: Cross multiply
    1,312,680.50x = 1,969,352.85 × 366,051.32
  4. Step 4: Simplify right side
    1,312,680.50x = 720,884,210,288.26
  5. Step 5: Solve for x
    x = 720,884,210,288.26/1,312,680.50
  6. Step 6: Final answer
    x = 549,169.59

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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.