Home / 1,056,145-1,457,572.26-579,309.16

Finding the Fourth Proportional to 1,056,145, 1,457,572.26 and 579,309.16

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Solution

The fourth proportional to 1,056,145, 1,457,572.26 and 579,309.16 is: 799,497.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,056,145 : 1,457,572.26 = 579,309.16 : x
  2. Step 2: Convert to fraction form
    1,056,145/1,457,572.26 = 579,309.16/x
  3. Step 3: Cross multiply
    1,056,145x = 1,457,572.26 × 579,309.16
  4. Step 4: Simplify right side
    1,056,145x = 844,384,961,579.90
  5. Step 5: Solve for x
    x = 844,384,961,579.90/1,056,145
  6. Step 6: Final answer
    x = 799,497.19

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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.