Home / 3,178,550.35-4,767,825.47-934,688.35

Finding the Fourth Proportional to 3,178,550.35, 4,767,825.47 and 934,688.35

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Solution

The fourth proportional to 3,178,550.35, 4,767,825.47 and 934,688.35 is: 1,402,032.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,178,550.35 : 4,767,825.47 = 934,688.35 : x
  2. Step 2: Convert to fraction form
    3,178,550.35/4,767,825.47 = 934,688.35/x
  3. Step 3: Cross multiply
    3,178,550.35x = 4,767,825.47 × 934,688.35
  4. Step 4: Simplify right side
    3,178,550.35x = 4,456,430,921,642.27
  5. Step 5: Solve for x
    x = 4,456,430,921,642.27/3,178,550.35
  6. Step 6: Final answer
    x = 1,402,032.51

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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.