Home / 1,939,066.74-2,908,732.95-659,153.34

Finding the Fourth Proportional to 1,939,066.74, 2,908,732.95 and 659,153.34

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Solution

The fourth proportional to 1,939,066.74, 2,908,732.95 and 659,153.34 is: 988,775.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,939,066.74 : 2,908,732.95 = 659,153.34 : x
  2. Step 2: Convert to fraction form
    1,939,066.74/2,908,732.95 = 659,153.34/x
  3. Step 3: Cross multiply
    1,939,066.74x = 2,908,732.95 × 659,153.34
  4. Step 4: Simplify right side
    1,939,066.74x = 1,917,301,039,160.55
  5. Step 5: Solve for x
    x = 1,917,301,039,160.55/1,939,066.74
  6. Step 6: Final answer
    x = 988,775.17

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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.