Home / 1,427,697.56-1,970,222.52-824,085.56

Finding the Fourth Proportional to 1,427,697.56, 1,970,222.52 and 824,085.56

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Solution

The fourth proportional to 1,427,697.56, 1,970,222.52 and 824,085.56 is: 1,137,238.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,427,697.56 : 1,970,222.52 = 824,085.56 : x
  2. Step 2: Convert to fraction form
    1,427,697.56/1,970,222.52 = 824,085.56/x
  3. Step 3: Cross multiply
    1,427,697.56x = 1,970,222.52 × 824,085.56
  4. Step 4: Simplify right side
    1,427,697.56x = 1,623,631,928,718.81
  5. Step 5: Solve for x
    x = 1,623,631,928,718.81/1,427,697.56
  6. Step 6: Final answer
    x = 1,137,238.01

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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.