Home / 3,405,300.84-4,699,347.78-1,877,462.76

Finding the Fourth Proportional to 3,405,300.84, 4,699,347.78 and 1,877,462.76

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Solution

The fourth proportional to 3,405,300.84, 4,699,347.78 and 1,877,462.76 is: 2,590,916.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,405,300.84 : 4,699,347.78 = 1,877,462.76 : x
  2. Step 2: Convert to fraction form
    3,405,300.84/4,699,347.78 = 1,877,462.76/x
  3. Step 3: Cross multiply
    3,405,300.84x = 4,699,347.78 × 1,877,462.76
  4. Step 4: Simplify right side
    3,405,300.84x = 8,822,850,453,238.67
  5. Step 5: Solve for x
    x = 8,822,850,453,238.67/3,405,300.84
  6. Step 6: Final answer
    x = 2,590,916.59

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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.