Home / 1,202,086.16-1,658,805.52-658,228.40

Finding the Fourth Proportional to 1,202,086.16, 1,658,805.52 and 658,228.40

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Solution

The fourth proportional to 1,202,086.16, 1,658,805.52 and 658,228.40 is: 908,315.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,202,086.16 : 1,658,805.52 = 658,228.40 : x
  2. Step 2: Convert to fraction form
    1,202,086.16/1,658,805.52 = 658,228.40/x
  3. Step 3: Cross multiply
    1,202,086.16x = 1,658,805.52 × 658,228.40
  4. Step 4: Simplify right side
    1,202,086.16x = 1,091,872,903,340.77
  5. Step 5: Solve for x
    x = 1,091,872,903,340.77/1,202,086.16
  6. Step 6: Final answer
    x = 908,315.01

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.