Home / 1,445,779.80-1,995,187.68-801,210.69

Finding the Fourth Proportional to 1,445,779.80, 1,995,187.68 and 801,210.69

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Solution

The fourth proportional to 1,445,779.80, 1,995,187.68 and 801,210.69 is: 1,105,677.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,445,779.80 : 1,995,187.68 = 801,210.69 : x
  2. Step 2: Convert to fraction form
    1,445,779.80/1,995,187.68 = 801,210.69/x
  3. Step 3: Cross multiply
    1,445,779.80x = 1,995,187.68 × 801,210.69
  4. Step 4: Simplify right side
    1,445,779.80x = 1,598,565,697,772.30
  5. Step 5: Solve for x
    x = 1,598,565,697,772.30/1,445,779.80
  6. Step 6: Final answer
    x = 1,105,677.16

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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.