Home / 1,045,849.45-1,569,437.70-446,815.12

Finding the Fourth Proportional to 1,045,849.45, 1,569,437.70 and 446,815.12

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Solution

The fourth proportional to 1,045,849.45, 1,569,437.70 and 446,815.12 is: 670,506.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,045,849.45 : 1,569,437.70 = 446,815.12 : x
  2. Step 2: Convert to fraction form
    1,045,849.45/1,569,437.70 = 446,815.12/x
  3. Step 3: Cross multiply
    1,045,849.45x = 1,569,437.70 × 446,815.12
  4. Step 4: Simplify right side
    1,045,849.45x = 701,248,484,176.76
  5. Step 5: Solve for x
    x = 701,248,484,176.76/1,045,849.45
  6. Step 6: Final answer
    x = 670,506.15

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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.