Home / 1,887,254.90-2,604,485.48-1,071,534.48

Finding the Fourth Proportional to 1,887,254.90, 2,604,485.48 and 1,071,534.48

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Solution

The fourth proportional to 1,887,254.90, 2,604,485.48 and 1,071,534.48 is: 1,478,759.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,887,254.90 : 2,604,485.48 = 1,071,534.48 : x
  2. Step 2: Convert to fraction form
    1,887,254.90/2,604,485.48 = 1,071,534.48/x
  3. Step 3: Cross multiply
    1,887,254.90x = 2,604,485.48 × 1,071,534.48
  4. Step 4: Simplify right side
    1,887,254.90x = 2,790,795,994,479.35
  5. Step 5: Solve for x
    x = 2,790,795,994,479.35/1,887,254.90
  6. Step 6: Final answer
    x = 1,478,759.44

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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.