Home / 2,130,713.10-3,196,069.64-782,292.27

Finding the Fourth Proportional to 2,130,713.10, 3,196,069.64 and 782,292.27

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Solution

The fourth proportional to 2,130,713.10, 3,196,069.64 and 782,292.27 is: 1,173,438.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,130,713.10 : 3,196,069.64 = 782,292.27 : x
  2. Step 2: Convert to fraction form
    2,130,713.10/3,196,069.64 = 782,292.27/x
  3. Step 3: Cross multiply
    2,130,713.10x = 3,196,069.64 × 782,292.27
  4. Step 4: Simplify right side
    2,130,713.10x = 2,500,260,569,842.22
  5. Step 5: Solve for x
    x = 2,500,260,569,842.22/2,130,713.10
  6. Step 6: Final answer
    x = 1,173,438.40

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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.