Home / 1,306,410.39-1,959,111.77-507,586.77

Finding the Fourth Proportional to 1,306,410.39, 1,959,111.77 and 507,586.77

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Solution

The fourth proportional to 1,306,410.39, 1,959,111.77 and 507,586.77 is: 761,184.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,306,410.39 : 1,959,111.77 = 507,586.77 : x
  2. Step 2: Convert to fraction form
    1,306,410.39/1,959,111.77 = 507,586.77/x
  3. Step 3: Cross multiply
    1,306,410.39x = 1,959,111.77 × 507,586.77
  4. Step 4: Simplify right side
    1,306,410.39x = 994,419,212,865.35
  5. Step 5: Solve for x
    x = 994,419,212,865.35/1,306,410.39
  6. Step 6: Final answer
    x = 761,184.40

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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.