Home / 5,222,038.96-7,832,688.65-1,383,776.39

Finding the Fourth Proportional to 5,222,038.96, 7,832,688.65 and 1,383,776.39

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Solution

The fourth proportional to 5,222,038.96, 7,832,688.65 and 1,383,776.39 is: 2,075,566.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,222,038.96 : 7,832,688.65 = 1,383,776.39 : x
  2. Step 2: Convert to fraction form
    5,222,038.96/7,832,688.65 = 1,383,776.39/x
  3. Step 3: Cross multiply
    5,222,038.96x = 7,832,688.65 × 1,383,776.39
  4. Step 4: Simplify right side
    5,222,038.96x = 10,838,689,649,726.72
  5. Step 5: Solve for x
    x = 10,838,689,649,726.72/5,222,038.96
  6. Step 6: Final answer
    x = 2,075,566.60

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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.