Home / 1,453,569.93-2,180,188.80-388,695.02

Finding the Fourth Proportional to 1,453,569.93, 2,180,188.80 and 388,695.02

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Solution

The fourth proportional to 1,453,569.93, 2,180,188.80 and 388,695.02 is: 582,998.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,453,569.93 : 2,180,188.80 = 388,695.02 : x
  2. Step 2: Convert to fraction form
    1,453,569.93/2,180,188.80 = 388,695.02/x
  3. Step 3: Cross multiply
    1,453,569.93x = 2,180,188.80 × 388,695.02
  4. Step 4: Simplify right side
    1,453,569.93x = 847,428,518,318.83
  5. Step 5: Solve for x
    x = 847,428,518,318.83/1,453,569.93
  6. Step 6: Final answer
    x = 582,998.11

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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.