Home / 2,807,688.47-4,211,998.06-985,580.63

Finding the Fourth Proportional to 2,807,688.47, 4,211,998.06 and 985,580.63

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Solution

The fourth proportional to 2,807,688.47, 4,211,998.06 and 985,580.63 is: 1,478,534.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,807,688.47 : 4,211,998.06 = 985,580.63 : x
  2. Step 2: Convert to fraction form
    2,807,688.47/4,211,998.06 = 985,580.63/x
  3. Step 3: Cross multiply
    2,807,688.47x = 4,211,998.06 × 985,580.63
  4. Step 4: Simplify right side
    2,807,688.47x = 4,151,263,696,605.67
  5. Step 5: Solve for x
    x = 4,151,263,696,605.67/2,807,688.47
  6. Step 6: Final answer
    x = 1,478,534.30

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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.