Home / 1,376,932.23-2,066,206.73-578,152.35

Finding the Fourth Proportional to 1,376,932.23, 2,066,206.73 and 578,152.35

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Solution

The fourth proportional to 1,376,932.23, 2,066,206.73 and 578,152.35 is: 867,567.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,376,932.23 : 2,066,206.73 = 578,152.35 : x
  2. Step 2: Convert to fraction form
    1,376,932.23/2,066,206.73 = 578,152.35/x
  3. Step 3: Cross multiply
    1,376,932.23x = 2,066,206.73 × 578,152.35
  4. Step 4: Simplify right side
    1,376,932.23x = 1,194,582,273,644.55
  5. Step 5: Solve for x
    x = 1,194,582,273,644.55/1,376,932.23
  6. Step 6: Final answer
    x = 867,567.95

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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.