Home / 1,219,966.70-1,830,452.51-536,502.20

Finding the Fourth Proportional to 1,219,966.70, 1,830,452.51 and 536,502.20

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Solution

The fourth proportional to 1,219,966.70, 1,830,452.51 and 536,502.20 is: 804,974.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,219,966.70 : 1,830,452.51 = 536,502.20 : x
  2. Step 2: Convert to fraction form
    1,219,966.70/1,830,452.51 = 536,502.20/x
  3. Step 3: Cross multiply
    1,219,966.70x = 1,830,452.51 × 536,502.20
  4. Step 4: Simplify right side
    1,219,966.70x = 982,041,786,775.75
  5. Step 5: Solve for x
    x = 982,041,786,775.75/1,219,966.70
  6. Step 6: Final answer
    x = 804,974.26

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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.