Home / 1,627,477.60-2,441,216.40-1,123,592.80

Finding the Fourth Proportional to 1,627,477.60, 2,441,216.40 and 1,123,592.80

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Solution

The fourth proportional to 1,627,477.60, 2,441,216.40 and 1,123,592.80 is: 1,685,389.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,627,477.60 : 2,441,216.40 = 1,123,592.80 : x
  2. Step 2: Convert to fraction form
    1,627,477.60/2,441,216.40 = 1,123,592.80/x
  3. Step 3: Cross multiply
    1,627,477.60x = 2,441,216.40 × 1,123,592.80
  4. Step 4: Simplify right side
    1,627,477.60x = 2,742,933,170,281.92
  5. Step 5: Solve for x
    x = 2,742,933,170,281.92/1,627,477.60
  6. Step 6: Final answer
    x = 1,685,389.20

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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.