Home / 1,705,939.07-2,559,462.30-507,871.80

Finding the Fourth Proportional to 1,705,939.07, 2,559,462.30 and 507,871.80

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Solution

The fourth proportional to 1,705,939.07, 2,559,462.30 and 507,871.80 is: 761,972.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,705,939.07 : 2,559,462.30 = 507,871.80 : x
  2. Step 2: Convert to fraction form
    1,705,939.07/2,559,462.30 = 507,871.80/x
  3. Step 3: Cross multiply
    1,705,939.07x = 2,559,462.30 × 507,871.80
  4. Step 4: Simplify right side
    1,705,939.07x = 1,299,878,725,333.14
  5. Step 5: Solve for x
    x = 1,299,878,725,333.14/1,705,939.07
  6. Step 6: Final answer
    x = 761,972.54

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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.