Home / 1,909,825.52-2,864,130.57-630,194.40

Finding the Fourth Proportional to 1,909,825.52, 2,864,130.57 and 630,194.40

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Solution

The fourth proportional to 1,909,825.52, 2,864,130.57 and 630,194.40 is: 945,091.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,909,825.52 : 2,864,130.57 = 630,194.40 : x
  2. Step 2: Convert to fraction form
    1,909,825.52/2,864,130.57 = 630,194.40/x
  3. Step 3: Cross multiply
    1,909,825.52x = 2,864,130.57 × 630,194.40
  4. Step 4: Simplify right side
    1,909,825.52x = 1,804,959,046,082.81
  5. Step 5: Solve for x
    x = 1,804,959,046,082.81/1,909,825.52
  6. Step 6: Final answer
    x = 945,091.07

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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.