Home / 1,484,553.70-2,048,707.92-805,490.20

Finding the Fourth Proportional to 1,484,553.70, 2,048,707.92 and 805,490.20

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Solution

The fourth proportional to 1,484,553.70, 2,048,707.92 and 805,490.20 is: 1,111,589.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,484,553.70 : 2,048,707.92 = 805,490.20 : x
  2. Step 2: Convert to fraction form
    1,484,553.70/2,048,707.92 = 805,490.20/x
  3. Step 3: Cross multiply
    1,484,553.70x = 2,048,707.92 × 805,490.20
  4. Step 4: Simplify right side
    1,484,553.70x = 1,650,214,152,222.38
  5. Step 5: Solve for x
    x = 1,650,214,152,222.38/1,484,553.70
  6. Step 6: Final answer
    x = 1,111,589.40

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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.