Home / 1,041,712.47-1,562,629.74-402,019.56

Finding the Fourth Proportional to 1,041,712.47, 1,562,629.74 and 402,019.56

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Solution

The fourth proportional to 1,041,712.47, 1,562,629.74 and 402,019.56 is: 603,052.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,041,712.47 : 1,562,629.74 = 402,019.56 : x
  2. Step 2: Convert to fraction form
    1,041,712.47/1,562,629.74 = 402,019.56/x
  3. Step 3: Cross multiply
    1,041,712.47x = 1,562,629.74 × 402,019.56
  4. Step 4: Simplify right side
    1,041,712.47x = 628,207,720,517.71
  5. Step 5: Solve for x
    x = 628,207,720,517.71/1,041,712.47
  6. Step 6: Final answer
    x = 603,052.89

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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.