Home / 1,654,856.69-2,482,427.54-456,779.21

Finding the Fourth Proportional to 1,654,856.69, 2,482,427.54 and 456,779.21

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Solution

The fourth proportional to 1,654,856.69, 2,482,427.54 and 456,779.21 is: 685,208.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,654,856.69 : 2,482,427.54 = 456,779.21 : x
  2. Step 2: Convert to fraction form
    1,654,856.69/2,482,427.54 = 456,779.21/x
  3. Step 3: Cross multiply
    1,654,856.69x = 2,482,427.54 × 456,779.21
  4. Step 4: Simplify right side
    1,654,856.69x = 1,133,921,288,319.55
  5. Step 5: Solve for x
    x = 1,133,921,288,319.55/1,654,856.69
  6. Step 6: Final answer
    x = 685,208.15

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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.