Home / 1,053,836.78-1,580,756.31-493,264.94

Finding the Fourth Proportional to 1,053,836.78, 1,580,756.31 and 493,264.94

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Solution

The fourth proportional to 1,053,836.78, 1,580,756.31 and 493,264.94 is: 739,897.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,053,836.78 : 1,580,756.31 = 493,264.94 : x
  2. Step 2: Convert to fraction form
    1,053,836.78/1,580,756.31 = 493,264.94/x
  3. Step 3: Cross multiply
    1,053,836.78x = 1,580,756.31 × 493,264.94
  4. Step 4: Simplify right side
    1,053,836.78x = 779,731,666,406.77
  5. Step 5: Solve for x
    x = 779,731,666,406.77/1,053,836.78
  6. Step 6: Final answer
    x = 739,897.94

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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.