Home / 1,077,622.85-1,616,329.31-437,964.93

Finding the Fourth Proportional to 1,077,622.85, 1,616,329.31 and 437,964.93

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Solution

The fourth proportional to 1,077,622.85, 1,616,329.31 and 437,964.93 is: 656,904.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,077,622.85 : 1,616,329.31 = 437,964.93 : x
  2. Step 2: Convert to fraction form
    1,077,622.85/1,616,329.31 = 437,964.93/x
  3. Step 3: Cross multiply
    1,077,622.85x = 1,616,329.31 × 437,964.93
  4. Step 4: Simplify right side
    1,077,622.85x = 707,895,550,921.27
  5. Step 5: Solve for x
    x = 707,895,550,921.27/1,077,622.85
  6. Step 6: Final answer
    x = 656,904.74

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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.