Home / 3,056,312.48-4,217,731.44-1,911,063.20

Finding the Fourth Proportional to 3,056,312.48, 4,217,731.44 and 1,911,063.20

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Solution

The fourth proportional to 3,056,312.48, 4,217,731.44 and 1,911,063.20 is: 2,637,279.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,056,312.48 : 4,217,731.44 = 1,911,063.20 : x
  2. Step 2: Convert to fraction form
    3,056,312.48/4,217,731.44 = 1,911,063.20/x
  3. Step 3: Cross multiply
    3,056,312.48x = 4,217,731.44 × 1,911,063.20
  4. Step 4: Simplify right side
    3,056,312.48x = 8,060,351,342,467.01
  5. Step 5: Solve for x
    x = 8,060,351,342,467.01/3,056,312.48
  6. Step 6: Final answer
    x = 2,637,279.86

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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.