Home / 1,345,290.30-1,854,571.68-1,058,312.16

Finding the Fourth Proportional to 1,345,290.30, 1,854,571.68 and 1,058,312.16

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Solution

The fourth proportional to 1,345,290.30, 1,854,571.68 and 1,058,312.16 is: 1,458,953.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,345,290.30 : 1,854,571.68 = 1,058,312.16 : x
  2. Step 2: Convert to fraction form
    1,345,290.30/1,854,571.68 = 1,058,312.16/x
  3. Step 3: Cross multiply
    1,345,290.30x = 1,854,571.68 × 1,058,312.16
  4. Step 4: Simplify right side
    1,345,290.30x = 1,962,715,760,535.63
  5. Step 5: Solve for x
    x = 1,962,715,760,535.63/1,345,290.30
  6. Step 6: Final answer
    x = 1,458,953.33

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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.