Home / 2,417,167.60-3,621,814.80-1,779,438.40

Finding the Fourth Proportional to 2,417,167.60, 3,621,814.80 and 1,779,438.40

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Solution

The fourth proportional to 2,417,167.60, 3,621,814.80 and 1,779,438.40 is: 2,666,259.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,417,167.60 : 3,621,814.80 = 1,779,438.40 : x
  2. Step 2: Convert to fraction form
    2,417,167.60/3,621,814.80 = 1,779,438.40/x
  3. Step 3: Cross multiply
    2,417,167.60x = 3,621,814.80 × 1,779,438.40
  4. Step 4: Simplify right side
    2,417,167.60x = 6,444,796,332,808.32
  5. Step 5: Solve for x
    x = 6,444,796,332,808.32/2,417,167.60
  6. Step 6: Final answer
    x = 2,666,259.61

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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.