Home / 3,064,864.95-4,229,357.31-1,688,178.98

Finding the Fourth Proportional to 3,064,864.95, 4,229,357.31 and 1,688,178.98

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Solution

The fourth proportional to 3,064,864.95, 4,229,357.31 and 1,688,178.98 is: 2,329,600.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,064,864.95 : 4,229,357.31 = 1,688,178.98 : x
  2. Step 2: Convert to fraction form
    3,064,864.95/4,229,357.31 = 1,688,178.98/x
  3. Step 3: Cross multiply
    3,064,864.95x = 4,229,357.31 × 1,688,178.98
  4. Step 4: Simplify right side
    3,064,864.95x = 7,139,912,088,504.56
  5. Step 5: Solve for x
    x = 7,139,912,088,504.56/3,064,864.95
  6. Step 6: Final answer
    x = 2,329,600.88

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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.