Home / 1,705,069.52-2,557,543.80-425,684.24

Finding the Fourth Proportional to 1,705,069.52, 2,557,543.80 and 425,684.24

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Solution

The fourth proportional to 1,705,069.52, 2,557,543.80 and 425,684.24 is: 638,511.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,705,069.52 : 2,557,543.80 = 425,684.24 : x
  2. Step 2: Convert to fraction form
    1,705,069.52/2,557,543.80 = 425,684.24/x
  3. Step 3: Cross multiply
    1,705,069.52x = 2,557,543.80 × 425,684.24
  4. Step 4: Simplify right side
    1,705,069.52x = 1,088,706,088,769.71
  5. Step 5: Solve for x
    x = 1,088,706,088,769.71/1,705,069.52
  6. Step 6: Final answer
    x = 638,511.26

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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.