Home / 1,113,829.43-1,536,821.16-630,394.59

Finding the Fourth Proportional to 1,113,829.43, 1,536,821.16 and 630,394.59

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Solution

The fourth proportional to 1,113,829.43, 1,536,821.16 and 630,394.59 is: 869,795.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,113,829.43 : 1,536,821.16 = 630,394.59 : x
  2. Step 2: Convert to fraction form
    1,113,829.43/1,536,821.16 = 630,394.59/x
  3. Step 3: Cross multiply
    1,113,829.43x = 1,536,821.16 × 630,394.59
  4. Step 4: Simplify right side
    1,113,829.43x = 968,803,745,061.52
  5. Step 5: Solve for x
    x = 968,803,745,061.52/1,113,829.43
  6. Step 6: Final answer
    x = 869,795.43

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.