Home / 3,405,291.84-4,699,335.36-1,877,453.76

Finding the Fourth Proportional to 3,405,291.84, 4,699,335.36 and 1,877,453.76

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Solution

The fourth proportional to 3,405,291.84, 4,699,335.36 and 1,877,453.76 is: 2,590,904.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,405,291.84 : 4,699,335.36 = 1,877,453.76 : x
  2. Step 2: Convert to fraction form
    3,405,291.84/4,699,335.36 = 1,877,453.76/x
  3. Step 3: Cross multiply
    3,405,291.84x = 4,699,335.36 × 1,877,453.76
  4. Step 4: Simplify right side
    3,405,291.84x = 8,822,784,841,132.96
  5. Step 5: Solve for x
    x = 8,822,784,841,132.96/3,405,291.84
  6. Step 6: Final answer
    x = 2,590,904.17

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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.