Home / 1,201,208.58-1,657,503.90-717,670.98

Finding the Fourth Proportional to 1,201,208.58, 1,657,503.90 and 717,670.98

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Solution

The fourth proportional to 1,201,208.58, 1,657,503.90 and 717,670.98 is: 990,288.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,201,208.58 : 1,657,503.90 = 717,670.98 : x
  2. Step 2: Convert to fraction form
    1,201,208.58/1,657,503.90 = 717,670.98/x
  3. Step 3: Cross multiply
    1,201,208.58x = 1,657,503.90 × 717,670.98
  4. Step 4: Simplify right side
    1,201,208.58x = 1,189,542,448,266.82
  5. Step 5: Solve for x
    x = 1,189,542,448,266.82/1,201,208.58
  6. Step 6: Final answer
    x = 990,288.00

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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.