Home / 1,789,837.81-2,470,032.20-1,015,501.29

Finding the Fourth Proportional to 1,789,837.81, 2,470,032.20 and 1,015,501.29

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Solution

The fourth proportional to 1,789,837.81, 2,470,032.20 and 1,015,501.29 is: 1,401,423.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,789,837.81 : 2,470,032.20 = 1,015,501.29 : x
  2. Step 2: Convert to fraction form
    1,789,837.81/2,470,032.20 = 1,015,501.29/x
  3. Step 3: Cross multiply
    1,789,837.81x = 2,470,032.20 × 1,015,501.29
  4. Step 4: Simplify right side
    1,789,837.81x = 2,508,320,885,441.54
  5. Step 5: Solve for x
    x = 2,508,320,885,441.54/1,789,837.81
  6. Step 6: Final answer
    x = 1,401,423.57

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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.