Home / 1,869,753.48-2,803,632.36-970,289.56

Finding the Fourth Proportional to 1,869,753.48, 2,803,632.36 and 970,289.56

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Solution

The fourth proportional to 1,869,753.48, 2,803,632.36 and 970,289.56 is: 1,454,916.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,869,753.48 : 2,803,632.36 = 970,289.56 : x
  2. Step 2: Convert to fraction form
    1,869,753.48/2,803,632.36 = 970,289.56/x
  3. Step 3: Cross multiply
    1,869,753.48x = 2,803,632.36 × 970,289.56
  4. Step 4: Simplify right side
    1,869,753.48x = 2,720,335,208,986.16
  5. Step 5: Solve for x
    x = 2,720,335,208,986.16/1,869,753.48
  6. Step 6: Final answer
    x = 1,454,916.51

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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.