Home / 1,236,549.36-1,855,090.08-383,603.88

Finding the Fourth Proportional to 1,236,549.36, 1,855,090.08 and 383,603.88

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Solution

The fourth proportional to 1,236,549.36, 1,855,090.08 and 383,603.88 is: 575,488.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,236,549.36 : 1,855,090.08 = 383,603.88 : x
  2. Step 2: Convert to fraction form
    1,236,549.36/1,855,090.08 = 383,603.88/x
  3. Step 3: Cross multiply
    1,236,549.36x = 1,855,090.08 × 383,603.88
  4. Step 4: Simplify right side
    1,236,549.36x = 711,619,752,437.51
  5. Step 5: Solve for x
    x = 711,619,752,437.51/1,236,549.36
  6. Step 6: Final answer
    x = 575,488.35

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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.