Home / 1,887,035.04-2,604,082.44-1,071,231.60

Finding the Fourth Proportional to 1,887,035.04, 2,604,082.44 and 1,071,231.60

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Solution

The fourth proportional to 1,887,035.04, 2,604,082.44 and 1,071,231.60 is: 1,478,284.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,887,035.04 : 2,604,082.44 = 1,071,231.60 : x
  2. Step 2: Convert to fraction form
    1,887,035.04/2,604,082.44 = 1,071,231.60/x
  3. Step 3: Cross multiply
    1,887,035.04x = 2,604,082.44 × 1,071,231.60
  4. Step 4: Simplify right side
    1,887,035.04x = 2,789,575,398,733.10
  5. Step 5: Solve for x
    x = 2,789,575,398,733.10/1,887,035.04
  6. Step 6: Final answer
    x = 1,478,284.90

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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.