Home / 1,056,279.88-1,457,656.32-572,855.68

Finding the Fourth Proportional to 1,056,279.88, 1,457,656.32 and 572,855.68

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Solution

The fourth proportional to 1,056,279.88, 1,457,656.32 and 572,855.68 is: 790,535.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,056,279.88 : 1,457,656.32 = 572,855.68 : x
  2. Step 2: Convert to fraction form
    1,056,279.88/1,457,656.32 = 572,855.68/x
  3. Step 3: Cross multiply
    1,056,279.88x = 1,457,656.32 × 572,855.68
  4. Step 4: Simplify right side
    1,056,279.88x = 835,026,702,399.90
  5. Step 5: Solve for x
    x = 835,026,702,399.90/1,056,279.88
  6. Step 6: Final answer
    x = 790,535.46

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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.