Home / 1,094,920.95-1,642,969.63-455,665.40

Finding the Fourth Proportional to 1,094,920.95, 1,642,969.63 and 455,665.40

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Solution

The fourth proportional to 1,094,920.95, 1,642,969.63 and 455,665.40 is: 683,742.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,094,920.95 : 1,642,969.63 = 455,665.40 : x
  2. Step 2: Convert to fraction form
    1,094,920.95/1,642,969.63 = 455,665.40/x
  3. Step 3: Cross multiply
    1,094,920.95x = 1,642,969.63 × 455,665.40
  4. Step 4: Simplify right side
    1,094,920.95x = 748,644,416,610.06
  5. Step 5: Solve for x
    x = 748,644,416,610.06/1,094,920.95
  6. Step 6: Final answer
    x = 683,742.89

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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.