Home / 1,301,112.60-1,948,904.10-1,079,928.60

Finding the Fourth Proportional to 1,301,112.60, 1,948,904.10 and 1,079,928.60

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Solution

The fourth proportional to 1,301,112.60, 1,948,904.10 and 1,079,928.60 is: 1,617,598.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,301,112.60 : 1,948,904.10 = 1,079,928.60 : x
  2. Step 2: Convert to fraction form
    1,301,112.60/1,948,904.10 = 1,079,928.60/x
  3. Step 3: Cross multiply
    1,301,112.60x = 1,948,904.10 × 1,079,928.60
  4. Step 4: Simplify right side
    1,301,112.60x = 2,104,677,276,247.26
  5. Step 5: Solve for x
    x = 2,104,677,276,247.26/1,301,112.60
  6. Step 6: Final answer
    x = 1,617,598.11

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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.