Home / 957,370.60-1,434,306.30-778,911.40

Finding the Fourth Proportional to 957,370.60, 1,434,306.30 and 778,911.40

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Solution

The fourth proportional to 957,370.60, 1,434,306.30 and 778,911.40 is: 1,166,943.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    957,370.60 : 1,434,306.30 = 778,911.40 : x
  2. Step 2: Convert to fraction form
    957,370.60/1,434,306.30 = 778,911.40/x
  3. Step 3: Cross multiply
    957,370.60x = 1,434,306.30 × 778,911.40
  4. Step 4: Simplify right side
    957,370.60x = 1,117,197,528,161.82
  5. Step 5: Solve for x
    x = 1,117,197,528,161.82/957,370.60
  6. Step 6: Final answer
    x = 1,166,943.64

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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.