Home / 1,507,788.34-2,080,764.06-819,460.18

Finding the Fourth Proportional to 1,507,788.34, 2,080,764.06 and 819,460.18

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Solution

The fourth proportional to 1,507,788.34, 2,080,764.06 and 819,460.18 is: 1,130,863.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,507,788.34 : 2,080,764.06 = 819,460.18 : x
  2. Step 2: Convert to fraction form
    1,507,788.34/2,080,764.06 = 819,460.18/x
  3. Step 3: Cross multiply
    1,507,788.34x = 2,080,764.06 × 819,460.18
  4. Step 4: Simplify right side
    1,507,788.34x = 1,705,103,291,145.13
  5. Step 5: Solve for x
    x = 1,705,103,291,145.13/1,507,788.34
  6. Step 6: Final answer
    x = 1,130,863.83

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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.