Home / 3,397,779.13-4,688,933.82-1,869,886.25

Finding the Fourth Proportional to 3,397,779.13, 4,688,933.82 and 1,869,886.25

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Solution

The fourth proportional to 3,397,779.13, 4,688,933.82 and 1,869,886.25 is: 2,580,442.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,397,779.13 : 4,688,933.82 = 1,869,886.25 : x
  2. Step 2: Convert to fraction form
    3,397,779.13/4,688,933.82 = 1,869,886.25/x
  3. Step 3: Cross multiply
    3,397,779.13x = 4,688,933.82 × 1,869,886.25
  4. Step 4: Simplify right side
    3,397,779.13x = 8,767,772,877,177.98
  5. Step 5: Solve for x
    x = 8,767,772,877,177.98/3,397,779.13
  6. Step 6: Final answer
    x = 2,580,442.27

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.