Home / 1,272,428.16-1,908,642.60-598,014.24

Finding the Fourth Proportional to 1,272,428.16, 1,908,642.60 and 598,014.24

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Solution

The fourth proportional to 1,272,428.16, 1,908,642.60 and 598,014.24 is: 897,021.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,272,428.16 : 1,908,642.60 = 598,014.24 : x
  2. Step 2: Convert to fraction form
    1,272,428.16/1,908,642.60 = 598,014.24/x
  3. Step 3: Cross multiply
    1,272,428.16x = 1,908,642.60 × 598,014.24
  4. Step 4: Simplify right side
    1,272,428.16x = 1,141,395,453,870.62
  5. Step 5: Solve for x
    x = 1,141,395,453,870.62/1,272,428.16
  6. Step 6: Final answer
    x = 897,021.53

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.