Home / 1,164,214.72-1,606,669.12-648,001.56

Finding the Fourth Proportional to 1,164,214.72, 1,606,669.12 and 648,001.56

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Solution

The fourth proportional to 1,164,214.72, 1,606,669.12 and 648,001.56 is: 894,271.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,164,214.72 : 1,606,669.12 = 648,001.56 : x
  2. Step 2: Convert to fraction form
    1,164,214.72/1,606,669.12 = 648,001.56/x
  3. Step 3: Cross multiply
    1,164,214.72x = 1,606,669.12 × 648,001.56
  4. Step 4: Simplify right side
    1,164,214.72x = 1,041,124,096,163.83
  5. Step 5: Solve for x
    x = 1,041,124,096,163.83/1,164,214.72
  6. Step 6: Final answer
    x = 894,271.54

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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.