Home / 1,777,603.84-2,666,345.76-712,359.84

Finding the Fourth Proportional to 1,777,603.84, 2,666,345.76 and 712,359.84

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Solution

The fourth proportional to 1,777,603.84, 2,666,345.76 and 712,359.84 is: 1,068,515.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,777,603.84 : 2,666,345.76 = 712,359.84 : x
  2. Step 2: Convert to fraction form
    1,777,603.84/2,666,345.76 = 712,359.84/x
  3. Step 3: Cross multiply
    1,777,603.84x = 2,666,345.76 × 712,359.84
  4. Step 4: Simplify right side
    1,777,603.84x = 1,899,397,638,978.28
  5. Step 5: Solve for x
    x = 1,899,397,638,978.28/1,777,603.84
  6. Step 6: Final answer
    x = 1,068,515.72

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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.