Home / 1,277,332.64-1,762,681.20-704,372.72

Finding the Fourth Proportional to 1,277,332.64, 1,762,681.20 and 704,372.72

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Solution

The fourth proportional to 1,277,332.64, 1,762,681.20 and 704,372.72 is: 972,013.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,277,332.64 : 1,762,681.20 = 704,372.72 : x
  2. Step 2: Convert to fraction form
    1,277,332.64/1,762,681.20 = 704,372.72/x
  3. Step 3: Cross multiply
    1,277,332.64x = 1,762,681.20 × 704,372.72
  4. Step 4: Simplify right side
    1,277,332.64x = 1,241,584,551,336.86
  5. Step 5: Solve for x
    x = 1,241,584,551,336.86/1,277,332.64
  6. Step 6: Final answer
    x = 972,013.49

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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.