Home / 1,909,807.47-2,864,103.51-630,176.43

Finding the Fourth Proportional to 1,909,807.47, 2,864,103.51 and 630,176.43

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Solution

The fourth proportional to 1,909,807.47, 2,864,103.51 and 630,176.43 is: 945,064.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,909,807.47 : 2,864,103.51 = 630,176.43 : x
  2. Step 2: Convert to fraction form
    1,909,807.47/2,864,103.51 = 630,176.43/x
  3. Step 3: Cross multiply
    1,909,807.47x = 2,864,103.51 × 630,176.43
  4. Step 4: Simplify right side
    1,909,807.47x = 1,804,890,525,082.27
  5. Step 5: Solve for x
    x = 1,804,890,525,082.27/1,909,807.47
  6. Step 6: Final answer
    x = 945,064.12

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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.