Home / 1,405,928.17-2,108,456.07-507,253.42

Finding the Fourth Proportional to 1,405,928.17, 2,108,456.07 and 507,253.42

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Solution

The fourth proportional to 1,405,928.17, 2,108,456.07 and 507,253.42 is: 760,722.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,405,928.17 : 2,108,456.07 = 507,253.42 : x
  2. Step 2: Convert to fraction form
    1,405,928.17/2,108,456.07 = 507,253.42/x
  3. Step 3: Cross multiply
    1,405,928.17x = 2,108,456.07 × 507,253.42
  4. Step 4: Simplify right side
    1,405,928.17x = 1,069,521,552,427.26
  5. Step 5: Solve for x
    x = 1,069,521,552,427.26/1,405,928.17
  6. Step 6: Final answer
    x = 760,722.76

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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.