Home / 1,109,641.81-1,531,315.52-600,354.31

Finding the Fourth Proportional to 1,109,641.81, 1,531,315.52 and 600,354.31

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Solution

The fourth proportional to 1,109,641.81, 1,531,315.52 and 600,354.31 is: 828,494.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,109,641.81 : 1,531,315.52 = 600,354.31 : x
  2. Step 2: Convert to fraction form
    1,109,641.81/1,531,315.52 = 600,354.31/x
  3. Step 3: Cross multiply
    1,109,641.81x = 1,531,315.52 × 600,354.31
  4. Step 4: Simplify right side
    1,109,641.81x = 919,331,872,401.89
  5. Step 5: Solve for x
    x = 919,331,872,401.89/1,109,641.81
  6. Step 6: Final answer
    x = 828,494.26

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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.