Home / 2,130,714.10-3,196,071.13-782,293.27

Finding the Fourth Proportional to 2,130,714.10, 3,196,071.13 and 782,293.27

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Solution

The fourth proportional to 2,130,714.10, 3,196,071.13 and 782,293.27 is: 1,173,439.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,130,714.10 : 3,196,071.13 = 782,293.27 : x
  2. Step 2: Convert to fraction form
    2,130,714.10/3,196,071.13 = 782,293.27/x
  3. Step 3: Cross multiply
    2,130,714.10x = 3,196,071.13 × 782,293.27
  4. Step 4: Simplify right side
    2,130,714.10x = 2,500,264,935,440.30
  5. Step 5: Solve for x
    x = 2,500,264,935,440.30/2,130,714.10
  6. Step 6: Final answer
    x = 1,173,439.90

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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.