Home / 1,918,294.91-2,647,247.24-1,058,855.35

Finding the Fourth Proportional to 1,918,294.91, 2,647,247.24 and 1,058,855.35

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Solution

The fourth proportional to 1,918,294.91, 2,647,247.24 and 1,058,855.35 is: 1,461,220.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,918,294.91 : 2,647,247.24 = 1,058,855.35 : x
  2. Step 2: Convert to fraction form
    1,918,294.91/2,647,247.24 = 1,058,855.35/x
  3. Step 3: Cross multiply
    1,918,294.91x = 2,647,247.24 × 1,058,855.35
  4. Step 4: Simplify right side
    1,918,294.91x = 2,803,051,884,316.22
  5. Step 5: Solve for x
    x = 2,803,051,884,316.22/1,918,294.91
  6. Step 6: Final answer
    x = 1,461,220.52

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.