Home / 1,533,658.30-2,116,323.96-889,120.01

Finding the Fourth Proportional to 1,533,658.30, 2,116,323.96 and 889,120.01

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Solution

The fourth proportional to 1,533,658.30, 2,116,323.96 and 889,120.01 is: 1,226,913.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,533,658.30 : 2,116,323.96 = 889,120.01 : x
  2. Step 2: Convert to fraction form
    1,533,658.30/2,116,323.96 = 889,120.01/x
  3. Step 3: Cross multiply
    1,533,658.30x = 2,116,323.96 × 889,120.01
  4. Step 4: Simplify right side
    1,533,658.30x = 1,881,665,980,621.24
  5. Step 5: Solve for x
    x = 1,881,665,980,621.24/1,533,658.30
  6. Step 6: Final answer
    x = 1,226,913.44

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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.