Home / 1,110,714.34-1,666,136.10-312,058.15

Finding the Fourth Proportional to 1,110,714.34, 1,666,136.10 and 312,058.15

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Solution

The fourth proportional to 1,110,714.34, 1,666,136.10 and 312,058.15 is: 468,105.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,110,714.34 : 1,666,136.10 = 312,058.15 : x
  2. Step 2: Convert to fraction form
    1,110,714.34/1,666,136.10 = 312,058.15/x
  3. Step 3: Cross multiply
    1,110,714.34x = 1,666,136.10 × 312,058.15
  4. Step 4: Simplify right side
    1,110,714.34x = 519,931,349,014.22
  5. Step 5: Solve for x
    x = 519,931,349,014.22/1,110,714.34
  6. Step 6: Final answer
    x = 468,105.37

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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.