Home / 1,065,515.34-1,598,903.56-392,069.58

Finding the Fourth Proportional to 1,065,515.34, 1,598,903.56 and 392,069.58

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Solution

The fourth proportional to 1,065,515.34, 1,598,903.56 and 392,069.58 is: 588,336.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,065,515.34 : 1,598,903.56 = 392,069.58 : x
  2. Step 2: Convert to fraction form
    1,065,515.34/1,598,903.56 = 392,069.58/x
  3. Step 3: Cross multiply
    1,065,515.34x = 1,598,903.56 × 392,069.58
  4. Step 4: Simplify right side
    1,065,515.34x = 626,881,447,229.71
  5. Step 5: Solve for x
    x = 626,881,447,229.71/1,065,515.34
  6. Step 6: Final answer
    x = 588,336.39

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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.