Home / 1,178,972.42-1,767,187.58-570,475.51

Finding the Fourth Proportional to 1,178,972.42, 1,767,187.58 and 570,475.51

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Solution

The fourth proportional to 1,178,972.42, 1,767,187.58 and 570,475.51 is: 855,098.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,178,972.42 : 1,767,187.58 = 570,475.51 : x
  2. Step 2: Convert to fraction form
    1,178,972.42/1,767,187.58 = 570,475.51/x
  3. Step 3: Cross multiply
    1,178,972.42x = 1,767,187.58 × 570,475.51
  4. Step 4: Simplify right side
    1,178,972.42x = 1,008,137,228,695.82
  5. Step 5: Solve for x
    x = 1,008,137,228,695.82/1,178,972.42
  6. Step 6: Final answer
    x = 855,098.23

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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.