Home / 1,064,979.48-1,596,285.92-811,424.01

Finding the Fourth Proportional to 1,064,979.48, 1,596,285.92 and 811,424.01

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Solution

The fourth proportional to 1,064,979.48, 1,596,285.92 and 811,424.01 is: 1,216,234.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,064,979.48 : 1,596,285.92 = 811,424.01 : x
  2. Step 2: Convert to fraction form
    1,064,979.48/1,596,285.92 = 811,424.01/x
  3. Step 3: Cross multiply
    1,064,979.48x = 1,596,285.92 × 811,424.01
  4. Step 4: Simplify right side
    1,064,979.48x = 1,295,264,725,763.31
  5. Step 5: Solve for x
    x = 1,295,264,725,763.31/1,064,979.48
  6. Step 6: Final answer
    x = 1,216,234.45

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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.