Home / 1,860,929.04-2,568,638.98-1,086,768.71

Finding the Fourth Proportional to 1,860,929.04, 2,568,638.98 and 1,086,768.71

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Solution

The fourth proportional to 1,860,929.04, 2,568,638.98 and 1,086,768.71 is: 1,500,066.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,860,929.04 : 2,568,638.98 = 1,086,768.71 : x
  2. Step 2: Convert to fraction form
    1,860,929.04/2,568,638.98 = 1,086,768.71/x
  3. Step 3: Cross multiply
    1,860,929.04x = 2,568,638.98 × 1,086,768.71
  4. Step 4: Simplify right side
    1,860,929.04x = 2,791,516,470,750.32
  5. Step 5: Solve for x
    x = 2,791,516,470,750.32/1,860,929.04
  6. Step 6: Final answer
    x = 1,500,066.05

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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.