Home / 1,088,642.56-1,502,378-605,215.76

Finding the Fourth Proportional to 1,088,642.56, 1,502,378 and 605,215.76

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Solution

The fourth proportional to 1,088,642.56, 1,502,378 and 605,215.76 is: 835,226.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,088,642.56 : 1,502,378 = 605,215.76 : x
  2. Step 2: Convert to fraction form
    1,088,642.56/1,502,378 = 605,215.76/x
  3. Step 3: Cross multiply
    1,088,642.56x = 1,502,378 × 605,215.76
  4. Step 4: Simplify right side
    1,088,642.56x = 909,262,843,077.28
  5. Step 5: Solve for x
    x = 909,262,843,077.28/1,088,642.56
  6. Step 6: Final answer
    x = 835,226.25

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1.5x scale

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.