Home / 1,764,875.60-2,646,017.40-699,390.80

Finding the Fourth Proportional to 1,764,875.60, 2,646,017.40 and 699,390.80

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Solution

The fourth proportional to 1,764,875.60, 2,646,017.40 and 699,390.80 is: 1,048,572.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,764,875.60 : 2,646,017.40 = 699,390.80 : x
  2. Step 2: Convert to fraction form
    1,764,875.60/2,646,017.40 = 699,390.80/x
  3. Step 3: Cross multiply
    1,764,875.60x = 2,646,017.40 × 699,390.80
  4. Step 4: Simplify right side
    1,764,875.60x = 1,850,600,226,199.92
  5. Step 5: Solve for x
    x = 1,850,600,226,199.92/1,764,875.60
  6. Step 6: Final answer
    x = 1,048,572.62

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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.