Home / 1,107,066.70-1,660,114.05-507,828.70

Finding the Fourth Proportional to 1,107,066.70, 1,660,114.05 and 507,828.70

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Solution

The fourth proportional to 1,107,066.70, 1,660,114.05 and 507,828.70 is: 761,520.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,107,066.70 : 1,660,114.05 = 507,828.70 : x
  2. Step 2: Convert to fraction form
    1,107,066.70/1,660,114.05 = 507,828.70/x
  3. Step 3: Cross multiply
    1,107,066.70x = 1,660,114.05 × 507,828.70
  4. Step 4: Simplify right side
    1,107,066.70x = 843,053,559,863.24
  5. Step 5: Solve for x
    x = 843,053,559,863.24/1,107,066.70
  6. Step 6: Final answer
    x = 761,520.11

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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.