Home / 2,909,116.40-4,366,266.60-1,709,538.80

Finding the Fourth Proportional to 2,909,116.40, 4,366,266.60 and 1,709,538.80

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Solution

The fourth proportional to 2,909,116.40, 4,366,266.60 and 1,709,538.80 is: 2,565,831.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,909,116.40 : 4,366,266.60 = 1,709,538.80 : x
  2. Step 2: Convert to fraction form
    2,909,116.40/4,366,266.60 = 1,709,538.80/x
  3. Step 3: Cross multiply
    2,909,116.40x = 4,366,266.60 × 1,709,538.80
  4. Step 4: Simplify right side
    2,909,116.40x = 7,464,302,163,844.08
  5. Step 5: Solve for x
    x = 7,464,302,163,844.08/2,909,116.40
  6. Step 6: Final answer
    x = 2,565,831.39

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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.