Home / 1,127,949.02-1,556,941.86-1,008,374.80

Finding the Fourth Proportional to 1,127,949.02, 1,556,941.86 and 1,008,374.80

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Solution

The fourth proportional to 1,127,949.02, 1,556,941.86 and 1,008,374.80 is: 1,391,889.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,127,949.02 : 1,556,941.86 = 1,008,374.80 : x
  2. Step 2: Convert to fraction form
    1,127,949.02/1,556,941.86 = 1,008,374.80/x
  3. Step 3: Cross multiply
    1,127,949.02x = 1,556,941.86 × 1,008,374.80
  4. Step 4: Simplify right side
    1,127,949.02x = 1,569,980,936,689.13
  5. Step 5: Solve for x
    x = 1,569,980,936,689.13/1,127,949.02
  6. Step 6: Final answer
    x = 1,391,889.98

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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.