Home / 1,120,386.46-1,546,154.32-611,107.06

Finding the Fourth Proportional to 1,120,386.46, 1,546,154.32 and 611,107.06

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Solution

The fourth proportional to 1,120,386.46, 1,546,154.32 and 611,107.06 is: 843,339.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,120,386.46 : 1,546,154.32 = 611,107.06 : x
  2. Step 2: Convert to fraction form
    1,120,386.46/1,546,154.32 = 611,107.06/x
  3. Step 3: Cross multiply
    1,120,386.46x = 1,546,154.32 × 611,107.06
  4. Step 4: Simplify right side
    1,120,386.46x = 944,865,820,801.50
  5. Step 5: Solve for x
    x = 944,865,820,801.50/1,120,386.46
  6. Step 6: Final answer
    x = 843,339.20

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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.