Home / 1,801,143-2,697,385.40-1,030,303.68

Finding the Fourth Proportional to 1,801,143, 2,697,385.40 and 1,030,303.68

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Solution

The fourth proportional to 1,801,143, 2,697,385.40 and 1,030,303.68 is: 1,542,979.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,801,143 : 2,697,385.40 = 1,030,303.68 : x
  2. Step 2: Convert to fraction form
    1,801,143/2,697,385.40 = 1,030,303.68/x
  3. Step 3: Cross multiply
    1,801,143x = 2,697,385.40 × 1,030,303.68
  4. Step 4: Simplify right side
    1,801,143x = 2,779,126,103,998.27
  5. Step 5: Solve for x
    x = 2,779,126,103,998.27/1,801,143
  6. Step 6: Final answer
    x = 1,542,979.15

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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.