Home / 970,841.40-1,458,011.70-939,348.60

Finding the Fourth Proportional to 970,841.40, 1,458,011.70 and 939,348.60

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Solution

The fourth proportional to 970,841.40, 1,458,011.70 and 939,348.60 is: 1,410,715.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    970,841.40 : 1,458,011.70 = 939,348.60 : x
  2. Step 2: Convert to fraction form
    970,841.40/1,458,011.70 = 939,348.60/x
  3. Step 3: Cross multiply
    970,841.40x = 1,458,011.70 × 939,348.60
  4. Step 4: Simplify right side
    970,841.40x = 1,369,581,249,178.62
  5. Step 5: Solve for x
    x = 1,369,581,249,178.62/970,841.40
  6. Step 6: Final answer
    x = 1,410,715.75

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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.