Home / 1,772,002.70-2,658,781.65-824,885.90

Finding the Fourth Proportional to 1,772,002.70, 2,658,781.65 and 824,885.90

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Solution

The fourth proportional to 1,772,002.70, 2,658,781.65 and 824,885.90 is: 1,237,690.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,772,002.70 : 2,658,781.65 = 824,885.90 : x
  2. Step 2: Convert to fraction form
    1,772,002.70/2,658,781.65 = 824,885.90/x
  3. Step 3: Cross multiply
    1,772,002.70x = 2,658,781.65 × 824,885.90
  4. Step 4: Simplify right side
    1,772,002.70x = 2,193,191,494,263.74
  5. Step 5: Solve for x
    x = 2,193,191,494,263.74/1,772,002.70
  6. Step 6: Final answer
    x = 1,237,690.83

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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.