Home / 1,301,533.02-1,796,017.15-720,753.30

Finding the Fourth Proportional to 1,301,533.02, 1,796,017.15 and 720,753.30

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Solution

The fourth proportional to 1,301,533.02, 1,796,017.15 and 720,753.30 is: 994,585.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,301,533.02 : 1,796,017.15 = 720,753.30 : x
  2. Step 2: Convert to fraction form
    1,301,533.02/1,796,017.15 = 720,753.30/x
  3. Step 3: Cross multiply
    1,301,533.02x = 1,796,017.15 × 720,753.30
  4. Step 4: Simplify right side
    1,301,533.02x = 1,294,485,287,719.10
  5. Step 5: Solve for x
    x = 1,294,485,287,719.10/1,301,533.02
  6. Step 6: Final answer
    x = 994,585.05

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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.