Home / 1,617,081.60-2,427,619.20-1,018,041.60

Finding the Fourth Proportional to 1,617,081.60, 2,427,619.20 and 1,018,041.60

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Solution

The fourth proportional to 1,617,081.60, 2,427,619.20 and 1,018,041.60 is: 1,528,319.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,617,081.60 : 2,427,619.20 = 1,018,041.60 : x
  2. Step 2: Convert to fraction form
    1,617,081.60/2,427,619.20 = 1,018,041.60/x
  3. Step 3: Cross multiply
    1,617,081.60x = 2,427,619.20 × 1,018,041.60
  4. Step 4: Simplify right side
    1,617,081.60x = 2,471,417,334,558.72
  5. Step 5: Solve for x
    x = 2,471,417,334,558.72/1,617,081.60
  6. Step 6: Final answer
    x = 1,528,319.50

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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.