Home / 3,685,377.83-5,528,853.86-1,289,300.63

Finding the Fourth Proportional to 3,685,377.83, 5,528,853.86 and 1,289,300.63

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Solution

The fourth proportional to 3,685,377.83, 5,528,853.86 and 1,289,300.63 is: 1,934,226.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,685,377.83 : 5,528,853.86 = 1,289,300.63 : x
  2. Step 2: Convert to fraction form
    3,685,377.83/5,528,853.86 = 1,289,300.63/x
  3. Step 3: Cross multiply
    3,685,377.83x = 5,528,853.86 × 1,289,300.63
  4. Step 4: Simplify right side
    3,685,377.83x = 7,128,354,730,785.16
  5. Step 5: Solve for x
    x = 7,128,354,730,785.16/3,685,377.83
  6. Step 6: Final answer
    x = 1,934,226.30

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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.