Home / 1,966,088.57-2,950,279.20-828,781.20

Finding the Fourth Proportional to 1,966,088.57, 2,950,279.20 and 828,781.20

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Solution

The fourth proportional to 1,966,088.57, 2,950,279.20 and 828,781.20 is: 1,243,655.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,966,088.57 : 2,950,279.20 = 828,781.20 : x
  2. Step 2: Convert to fraction form
    1,966,088.57/2,950,279.20 = 828,781.20/x
  3. Step 3: Cross multiply
    1,966,088.57x = 2,950,279.20 × 828,781.20
  4. Step 4: Simplify right side
    1,966,088.57x = 2,445,135,935,711.04
  5. Step 5: Solve for x
    x = 2,445,135,935,711.04/1,966,088.57
  6. Step 6: Final answer
    x = 1,243,655.03

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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.