Home / 1,484,579.70-2,048,743.80-805,516.20

Finding the Fourth Proportional to 1,484,579.70, 2,048,743.80 and 805,516.20

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Solution

The fourth proportional to 1,484,579.70, 2,048,743.80 and 805,516.20 is: 1,111,625.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,484,579.70 : 2,048,743.80 = 805,516.20 : x
  2. Step 2: Convert to fraction form
    1,484,579.70/2,048,743.80 = 805,516.20/x
  3. Step 3: Cross multiply
    1,484,579.70x = 2,048,743.80 × 805,516.20
  4. Step 4: Simplify right side
    1,484,579.70x = 1,650,296,320,549.56
  5. Step 5: Solve for x
    x = 1,650,296,320,549.56/1,484,579.70
  6. Step 6: Final answer
    x = 1,111,625.28

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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.