Home / 1,301,533.52-1,796,017.84-720,753.80

Finding the Fourth Proportional to 1,301,533.52, 1,796,017.84 and 720,753.80

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Solution

The fourth proportional to 1,301,533.52, 1,796,017.84 and 720,753.80 is: 994,585.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,301,533.52 : 1,796,017.84 = 720,753.80 : x
  2. Step 2: Convert to fraction form
    1,301,533.52/1,796,017.84 = 720,753.80/x
  3. Step 3: Cross multiply
    1,301,533.52x = 1,796,017.84 × 720,753.80
  4. Step 4: Simplify right side
    1,301,533.52x = 1,294,486,683,047.79
  5. Step 5: Solve for x
    x = 1,294,486,683,047.79/1,301,533.52
  6. Step 6: Final answer
    x = 994,585.74

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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.