Home / 1,405,833.60-2,108,776.26-507,342.72

Finding the Fourth Proportional to 1,405,833.60, 2,108,776.26 and 507,342.72

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Solution

The fourth proportional to 1,405,833.60, 2,108,776.26 and 507,342.72 is: 761,023.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,405,833.60 : 2,108,776.26 = 507,342.72 : x
  2. Step 2: Convert to fraction form
    1,405,833.60/2,108,776.26 = 507,342.72/x
  3. Step 3: Cross multiply
    1,405,833.60x = 2,108,776.26 × 507,342.72
  4. Step 4: Simplify right side
    1,405,833.60x = 1,069,872,283,619.83
  5. Step 5: Solve for x
    x = 1,069,872,283,619.83/1,405,833.60
  6. Step 6: Final answer
    x = 761,023.41

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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.