Home / 1,899,953.20-2,845,955.40-889,937.20

Finding the Fourth Proportional to 1,899,953.20, 2,845,955.40 and 889,937.20

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Solution

The fourth proportional to 1,899,953.20, 2,845,955.40 and 889,937.20 is: 1,333,044.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,899,953.20 : 2,845,955.40 = 889,937.20 : x
  2. Step 2: Convert to fraction form
    1,899,953.20/2,845,955.40 = 889,937.20/x
  3. Step 3: Cross multiply
    1,899,953.20x = 2,845,955.40 × 889,937.20
  4. Step 4: Simplify right side
    1,899,953.20x = 2,532,721,580,000.88
  5. Step 5: Solve for x
    x = 2,532,721,580,000.88/1,899,953.20
  6. Step 6: Final answer
    x = 1,333,044.19

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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.