Home / 1,570,497.96-2,355,721.02-388,545.96

Finding the Fourth Proportional to 1,570,497.96, 2,355,721.02 and 388,545.96

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Solution

The fourth proportional to 1,570,497.96, 2,355,721.02 and 388,545.96 is: 582,812.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,570,497.96 : 2,355,721.02 = 388,545.96 : x
  2. Step 2: Convert to fraction form
    1,570,497.96/2,355,721.02 = 388,545.96/x
  3. Step 3: Cross multiply
    1,570,497.96x = 2,355,721.02 × 388,545.96
  4. Step 4: Simplify right side
    1,570,497.96x = 915,305,885,208.08
  5. Step 5: Solve for x
    x = 915,305,885,208.08/1,570,497.96
  6. Step 6: Final answer
    x = 582,812.53

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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.