Home / 1,196,385.13-1,793,978.02-397,386.55

Finding the Fourth Proportional to 1,196,385.13, 1,793,978.02 and 397,386.55

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Solution

The fourth proportional to 1,196,385.13, 1,793,978.02 and 397,386.55 is: 595,880.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,196,385.13 : 1,793,978.02 = 397,386.55 : x
  2. Step 2: Convert to fraction form
    1,196,385.13/1,793,978.02 = 397,386.55/x
  3. Step 3: Cross multiply
    1,196,385.13x = 1,793,978.02 × 397,386.55
  4. Step 4: Simplify right side
    1,196,385.13x = 712,902,736,143.63
  5. Step 5: Solve for x
    x = 712,902,736,143.63/1,196,385.13
  6. Step 6: Final answer
    x = 595,880.64

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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.