Home / 1,853,531.82-2,779,760.70-556,631.91

Finding the Fourth Proportional to 1,853,531.82, 2,779,760.70 and 556,631.91

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Solution

The fourth proportional to 1,853,531.82, 2,779,760.70 and 556,631.91 is: 834,786.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,853,531.82 : 2,779,760.70 = 556,631.91 : x
  2. Step 2: Convert to fraction form
    1,853,531.82/2,779,760.70 = 556,631.91/x
  3. Step 3: Cross multiply
    1,853,531.82x = 2,779,760.70 × 556,631.91
  4. Step 4: Simplify right side
    1,853,531.82x = 1,547,303,507,783.94
  5. Step 5: Solve for x
    x = 1,547,303,507,783.94/1,853,531.82
  6. Step 6: Final answer
    x = 834,786.59

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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.