Home / 1,829,307.20-2,742,852.64-818,240.72

Finding the Fourth Proportional to 1,829,307.20, 2,742,852.64 and 818,240.72

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Solution

The fourth proportional to 1,829,307.20, 2,742,852.64 and 818,240.72 is: 1,226,865.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,829,307.20 : 2,742,852.64 = 818,240.72 : x
  2. Step 2: Convert to fraction form
    1,829,307.20/2,742,852.64 = 818,240.72/x
  3. Step 3: Cross multiply
    1,829,307.20x = 2,742,852.64 × 818,240.72
  4. Step 4: Simplify right side
    1,829,307.20x = 2,244,313,719,007.50
  5. Step 5: Solve for x
    x = 2,244,313,719,007.50/1,829,307.20
  6. Step 6: Final answer
    x = 1,226,865.41

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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.