Home / 1,577,347.80-2,366,021.70-978,984.60

Finding the Fourth Proportional to 1,577,347.80, 2,366,021.70 and 978,984.60

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Solution

The fourth proportional to 1,577,347.80, 2,366,021.70 and 978,984.60 is: 1,468,476.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,577,347.80 : 2,366,021.70 = 978,984.60 : x
  2. Step 2: Convert to fraction form
    1,577,347.80/2,366,021.70 = 978,984.60/x
  3. Step 3: Cross multiply
    1,577,347.80x = 2,366,021.70 × 978,984.60
  4. Step 4: Simplify right side
    1,577,347.80x = 2,316,298,807,565.82
  5. Step 5: Solve for x
    x = 2,316,298,807,565.82/1,577,347.80
  6. Step 6: Final answer
    x = 1,468,476.90

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.