Home / 4,123,987.40-6,185,981.10-1,091,347.40

Finding the Fourth Proportional to 4,123,987.40, 6,185,981.10 and 1,091,347.40

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Solution

The fourth proportional to 4,123,987.40, 6,185,981.10 and 1,091,347.40 is: 1,637,021.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,123,987.40 : 6,185,981.10 = 1,091,347.40 : x
  2. Step 2: Convert to fraction form
    4,123,987.40/6,185,981.10 = 1,091,347.40/x
  3. Step 3: Cross multiply
    4,123,987.40x = 6,185,981.10 × 1,091,347.40
  4. Step 4: Simplify right side
    4,123,987.40x = 6,751,054,389,934.14
  5. Step 5: Solve for x
    x = 6,751,054,389,934.14/4,123,987.40
  6. Step 6: Final answer
    x = 1,637,021.10

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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.