Home / 1,673,618.85-2,309,545.47-948,533.58

Finding the Fourth Proportional to 1,673,618.85, 2,309,545.47 and 948,533.58

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Solution

The fourth proportional to 1,673,618.85, 2,309,545.47 and 948,533.58 is: 1,308,948.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,673,618.85 : 2,309,545.47 = 948,533.58 : x
  2. Step 2: Convert to fraction form
    1,673,618.85/2,309,545.47 = 948,533.58/x
  3. Step 3: Cross multiply
    1,673,618.85x = 2,309,545.47 × 948,533.58
  4. Step 4: Simplify right side
    1,673,618.85x = 2,190,681,432,831.88
  5. Step 5: Solve for x
    x = 2,190,681,432,831.88/1,673,618.85
  6. Step 6: Final answer
    x = 1,308,948.83

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.