Home / 2,130,240.60-3,197,693.70-1,185,456.60

Finding the Fourth Proportional to 2,130,240.60, 3,197,693.70 and 1,185,456.60

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Solution

The fourth proportional to 2,130,240.60, 3,197,693.70 and 1,185,456.60 is: 1,779,483.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,130,240.60 : 3,197,693.70 = 1,185,456.60 : x
  2. Step 2: Convert to fraction form
    2,130,240.60/3,197,693.70 = 1,185,456.60/x
  3. Step 3: Cross multiply
    2,130,240.60x = 3,197,693.70 × 1,185,456.60
  4. Step 4: Simplify right side
    2,130,240.60x = 3,790,727,101,443.42
  5. Step 5: Solve for x
    x = 3,790,727,101,443.42/2,130,240.60
  6. Step 6: Final answer
    x = 1,779,483.08

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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.