Home / 1,154,820.51-1,593,687.56-645,544.35

Finding the Fourth Proportional to 1,154,820.51, 1,593,687.56 and 645,544.35

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Solution

The fourth proportional to 1,154,820.51, 1,593,687.56 and 645,544.35 is: 890,870.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,154,820.51 : 1,593,687.56 = 645,544.35 : x
  2. Step 2: Convert to fraction form
    1,154,820.51/1,593,687.56 = 645,544.35/x
  3. Step 3: Cross multiply
    1,154,820.51x = 1,593,687.56 × 645,544.35
  4. Step 4: Simplify right side
    1,154,820.51x = 1,028,795,996,795.56
  5. Step 5: Solve for x
    x = 1,028,795,996,795.56/1,154,820.51
  6. Step 6: Final answer
    x = 890,870.91

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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.