Home / 1,473,242.16-2,033,053.76-828,662.78

Finding the Fourth Proportional to 1,473,242.16, 2,033,053.76 and 828,662.78

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Solution

The fourth proportional to 1,473,242.16, 2,033,053.76 and 828,662.78 is: 1,143,543.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,473,242.16 : 2,033,053.76 = 828,662.78 : x
  2. Step 2: Convert to fraction form
    1,473,242.16/2,033,053.76 = 828,662.78/x
  3. Step 3: Cross multiply
    1,473,242.16x = 2,033,053.76 × 828,662.78
  4. Step 4: Simplify right side
    1,473,242.16x = 1,684,715,980,651.05
  5. Step 5: Solve for x
    x = 1,684,715,980,651.05/1,473,242.16
  6. Step 6: Final answer
    x = 1,143,543.15

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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.