Home / 1,088,120.74-1,500,024.01-760,416.34

Finding the Fourth Proportional to 1,088,120.74, 1,500,024.01 and 760,416.34

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Solution

The fourth proportional to 1,088,120.74, 1,500,024.01 and 760,416.34 is: 1,048,268.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,088,120.74 : 1,500,024.01 = 760,416.34 : x
  2. Step 2: Convert to fraction form
    1,088,120.74/1,500,024.01 = 760,416.34/x
  3. Step 3: Cross multiply
    1,088,120.74x = 1,500,024.01 × 760,416.34
  4. Step 4: Simplify right side
    1,088,120.74x = 1,140,642,767,596.32
  5. Step 5: Solve for x
    x = 1,140,642,767,596.32/1,088,120.74
  6. Step 6: Final answer
    x = 1,048,268.57

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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.