Home / 1,273,108.64-1,756,854.84-700,148.80

Finding the Fourth Proportional to 1,273,108.64, 1,756,854.84 and 700,148.80

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Solution

The fourth proportional to 1,273,108.64, 1,756,854.84 and 700,148.80 is: 966,186.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,273,108.64 : 1,756,854.84 = 700,148.80 : x
  2. Step 2: Convert to fraction form
    1,273,108.64/1,756,854.84 = 700,148.80/x
  3. Step 3: Cross multiply
    1,273,108.64x = 1,756,854.84 × 700,148.80
  4. Step 4: Simplify right side
    1,273,108.64x = 1,230,059,808,000.19
  5. Step 5: Solve for x
    x = 1,230,059,808,000.19/1,273,108.64
  6. Step 6: Final answer
    x = 966,186.05

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.