Home / 1,525,543.31-2,105,249.78-846,589.07

Finding the Fourth Proportional to 1,525,543.31, 2,105,249.78 and 846,589.07

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Solution

The fourth proportional to 1,525,543.31, 2,105,249.78 and 846,589.07 is: 1,168,292.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,525,543.31 : 2,105,249.78 = 846,589.07 : x
  2. Step 2: Convert to fraction form
    1,525,543.31/2,105,249.78 = 846,589.07/x
  3. Step 3: Cross multiply
    1,525,543.31x = 2,105,249.78 × 846,589.07
  4. Step 4: Simplify right side
    1,525,543.31x = 1,782,281,460,747.50
  5. Step 5: Solve for x
    x = 1,782,281,460,747.50/1,525,543.31
  6. Step 6: Final answer
    x = 1,168,292.93

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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.