Home / 3,210,751.40-4,431,035.96-1,779,967.40

Finding the Fourth Proportional to 3,210,751.40, 4,431,035.96 and 1,779,967.40

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Solution

The fourth proportional to 3,210,751.40, 4,431,035.96 and 1,779,967.40 is: 2,456,465.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,210,751.40 : 4,431,035.96 = 1,779,967.40 : x
  2. Step 2: Convert to fraction form
    3,210,751.40/4,431,035.96 = 1,779,967.40/x
  3. Step 3: Cross multiply
    3,210,751.40x = 4,431,035.96 × 1,779,967.40
  4. Step 4: Simplify right side
    3,210,751.40x = 7,887,099,557,027.70
  5. Step 5: Solve for x
    x = 7,887,099,557,027.70/3,210,751.40
  6. Step 6: Final answer
    x = 2,456,465.35

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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.