Home / 1,275,504.82-1,913,492.68-527,609.14

Finding the Fourth Proportional to 1,275,504.82, 1,913,492.68 and 527,609.14

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Solution

The fourth proportional to 1,275,504.82, 1,913,492.68 and 527,609.14 is: 791,511.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,275,504.82 : 1,913,492.68 = 527,609.14 : x
  2. Step 2: Convert to fraction form
    1,275,504.82/1,913,492.68 = 527,609.14/x
  3. Step 3: Cross multiply
    1,275,504.82x = 1,913,492.68 × 527,609.14
  4. Step 4: Simplify right side
    1,275,504.82x = 1,009,576,227,291.10
  5. Step 5: Solve for x
    x = 1,009,576,227,291.10/1,275,504.82
  6. Step 6: Final answer
    x = 791,511.10

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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.