Home / 1,853,140.32-2,779,059.24-555,905.89

Finding the Fourth Proportional to 1,853,140.32, 2,779,059.24 and 555,905.89

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Solution

The fourth proportional to 1,853,140.32, 2,779,059.24 and 555,905.89 is: 833,663.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,853,140.32 : 2,779,059.24 = 555,905.89 : x
  2. Step 2: Convert to fraction form
    1,853,140.32/2,779,059.24 = 555,905.89/x
  3. Step 3: Cross multiply
    1,853,140.32x = 2,779,059.24 × 555,905.89
  4. Step 4: Simplify right side
    1,853,140.32x = 1,544,895,400,174.92
  5. Step 5: Solve for x
    x = 1,544,895,400,174.92/1,853,140.32
  6. Step 6: Final answer
    x = 833,663.48

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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.