Home / 1,246,533.79-1,720,113.24-702,803.20

Finding the Fourth Proportional to 1,246,533.79, 1,720,113.24 and 702,803.20

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Solution

The fourth proportional to 1,246,533.79, 1,720,113.24 and 702,803.20 is: 969,810.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,246,533.79 : 1,720,113.24 = 702,803.20 : x
  2. Step 2: Convert to fraction form
    1,246,533.79/1,720,113.24 = 702,803.20/x
  3. Step 3: Cross multiply
    1,246,533.79x = 1,720,113.24 × 702,803.20
  4. Step 4: Simplify right side
    1,246,533.79x = 1,208,901,089,434.37
  5. Step 5: Solve for x
    x = 1,208,901,089,434.37/1,246,533.79
  6. Step 6: Final answer
    x = 969,810.12

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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.