Home / 2,478,297.90-3,716,605.01-858,688.77

Finding the Fourth Proportional to 2,478,297.90, 3,716,605.01 and 858,688.77

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Solution

The fourth proportional to 2,478,297.90, 3,716,605.01 and 858,688.77 is: 1,287,741.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,478,297.90 : 3,716,605.01 = 858,688.77 : x
  2. Step 2: Convert to fraction form
    2,478,297.90/3,716,605.01 = 858,688.77/x
  3. Step 3: Cross multiply
    2,478,297.90x = 3,716,605.01 × 858,688.77
  4. Step 4: Simplify right side
    2,478,297.90x = 3,191,407,000,696.73
  5. Step 5: Solve for x
    x = 3,191,407,000,696.73/2,478,297.90
  6. Step 6: Final answer
    x = 1,287,741.48

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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.