Home / 1,577,814.80-2,368,277.40-779,997.20

Finding the Fourth Proportional to 1,577,814.80, 2,368,277.40 and 779,997.20

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Solution

The fourth proportional to 1,577,814.80, 2,368,277.40 and 779,997.20 is: 1,170,764.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,577,814.80 : 2,368,277.40 = 779,997.20 : x
  2. Step 2: Convert to fraction form
    1,577,814.80/2,368,277.40 = 779,997.20/x
  3. Step 3: Cross multiply
    1,577,814.80x = 2,368,277.40 × 779,997.20
  4. Step 4: Simplify right side
    1,577,814.80x = 1,847,249,740,823.28
  5. Step 5: Solve for x
    x = 1,847,249,740,823.28/1,577,814.80
  6. Step 6: Final answer
    x = 1,170,764.62

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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.