Home / 1,405,886.20-2,108,724.06-507,327.90

Finding the Fourth Proportional to 1,405,886.20, 2,108,724.06 and 507,327.90

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Solution

The fourth proportional to 1,405,886.20, 2,108,724.06 and 507,327.90 is: 760,953.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,405,886.20 : 2,108,724.06 = 507,327.90 : x
  2. Step 2: Convert to fraction form
    1,405,886.20/2,108,724.06 = 507,327.90/x
  3. Step 3: Cross multiply
    1,405,886.20x = 2,108,724.06 × 507,327.90
  4. Step 4: Simplify right side
    1,405,886.20x = 1,069,814,552,342.77
  5. Step 5: Solve for x
    x = 1,069,814,552,342.77/1,405,886.20
  6. Step 6: Final answer
    x = 760,953.87

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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.