Home / 1,779,742.88-2,670,555.60-970,711.37

Finding the Fourth Proportional to 1,779,742.88, 2,670,555.60 and 970,711.37

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Solution

The fourth proportional to 1,779,742.88, 2,670,555.60 and 970,711.37 is: 1,456,580.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,779,742.88 : 2,670,555.60 = 970,711.37 : x
  2. Step 2: Convert to fraction form
    1,779,742.88/2,670,555.60 = 970,711.37/x
  3. Step 3: Cross multiply
    1,779,742.88x = 2,670,555.60 × 970,711.37
  4. Step 4: Simplify right side
    1,779,742.88x = 2,592,338,671,784.39
  5. Step 5: Solve for x
    x = 2,592,338,671,784.39/1,779,742.88
  6. Step 6: Final answer
    x = 1,456,580.45

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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.