Home / 1,205,409.42-1,808,114.13-572,404.14

Finding the Fourth Proportional to 1,205,409.42, 1,808,114.13 and 572,404.14

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Solution

The fourth proportional to 1,205,409.42, 1,808,114.13 and 572,404.14 is: 858,606.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,205,409.42 : 1,808,114.13 = 572,404.14 : x
  2. Step 2: Convert to fraction form
    1,205,409.42/1,808,114.13 = 572,404.14/x
  3. Step 3: Cross multiply
    1,205,409.42x = 1,808,114.13 × 572,404.14
  4. Step 4: Simplify right side
    1,205,409.42x = 1,034,972,013,604.50
  5. Step 5: Solve for x
    x = 1,034,972,013,604.50/1,205,409.42
  6. Step 6: Final answer
    x = 858,606.21

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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.