Home / 2,051,490.78-3,077,663.85-631,476.54

Finding the Fourth Proportional to 2,051,490.78, 3,077,663.85 and 631,476.54

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Solution

The fourth proportional to 2,051,490.78, 3,077,663.85 and 631,476.54 is: 947,346.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,051,490.78 : 3,077,663.85 = 631,476.54 : x
  2. Step 2: Convert to fraction form
    2,051,490.78/3,077,663.85 = 631,476.54/x
  3. Step 3: Cross multiply
    2,051,490.78x = 3,077,663.85 × 631,476.54
  4. Step 4: Simplify right side
    2,051,490.78x = 1,943,472,519,281.08
  5. Step 5: Solve for x
    x = 1,943,472,519,281.08/2,051,490.78
  6. Step 6: Final answer
    x = 947,346.46

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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.