Home / 1,563,655.50-2,345,488.11-381,703.50

Finding the Fourth Proportional to 1,563,655.50, 2,345,488.11 and 381,703.50

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Solution

The fourth proportional to 1,563,655.50, 2,345,488.11 and 381,703.50 is: 572,556.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,563,655.50 : 2,345,488.11 = 381,703.50 : x
  2. Step 2: Convert to fraction form
    1,563,655.50/2,345,488.11 = 381,703.50/x
  3. Step 3: Cross multiply
    1,563,655.50x = 2,345,488.11 × 381,703.50
  4. Step 4: Simplify right side
    1,563,655.50x = 895,281,020,795.39
  5. Step 5: Solve for x
    x = 895,281,020,795.39/1,563,655.50
  6. Step 6: Final answer
    x = 572,556.44

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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.