Home / 1,316,634.18-1,974,749.04-417,959.16

Finding the Fourth Proportional to 1,316,634.18, 1,974,749.04 and 417,959.16

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Solution

The fourth proportional to 1,316,634.18, 1,974,749.04 and 417,959.16 is: 626,874.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,316,634.18 : 1,974,749.04 = 417,959.16 : x
  2. Step 2: Convert to fraction form
    1,316,634.18/1,974,749.04 = 417,959.16/x
  3. Step 3: Cross multiply
    1,316,634.18x = 1,974,749.04 × 417,959.16
  4. Step 4: Simplify right side
    1,316,634.18x = 825,364,449,969.21
  5. Step 5: Solve for x
    x = 825,364,449,969.21/1,316,634.18
  6. Step 6: Final answer
    x = 626,874.54

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.