Home / 1,779,518.20-2,669,732.31-517,345.82

Finding the Fourth Proportional to 1,779,518.20, 2,669,732.31 and 517,345.82

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Solution

The fourth proportional to 1,779,518.20, 2,669,732.31 and 517,345.82 is: 776,151.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,779,518.20 : 2,669,732.31 = 517,345.82 : x
  2. Step 2: Convert to fraction form
    1,779,518.20/2,669,732.31 = 517,345.82/x
  3. Step 3: Cross multiply
    1,779,518.20x = 2,669,732.31 × 517,345.82
  4. Step 4: Simplify right side
    1,779,518.20x = 1,381,174,851,097.44
  5. Step 5: Solve for x
    x = 1,381,174,851,097.44/1,779,518.20
  6. Step 6: Final answer
    x = 776,151.01

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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.