Home / 1,539,693.36-2,309,391.61-474,449.40

Finding the Fourth Proportional to 1,539,693.36, 2,309,391.61 and 474,449.40

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Solution

The fourth proportional to 1,539,693.36, 2,309,391.61 and 474,449.40 is: 711,628.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,539,693.36 : 2,309,391.61 = 474,449.40 : x
  2. Step 2: Convert to fraction form
    1,539,693.36/2,309,391.61 = 474,449.40/x
  3. Step 3: Cross multiply
    1,539,693.36x = 2,309,391.61 × 474,449.40
  4. Step 4: Simplify right side
    1,539,693.36x = 1,095,689,462,543.41
  5. Step 5: Solve for x
    x = 1,095,689,462,543.41/1,539,693.36
  6. Step 6: Final answer
    x = 711,628.36

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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.