Home / 1,113,208.92-1,537,669.98-823,410

Finding the Fourth Proportional to 1,113,208.92, 1,537,669.98 and 823,410

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Solution

The fourth proportional to 1,113,208.92, 1,537,669.98 and 823,410 is: 1,137,372.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,113,208.92 : 1,537,669.98 = 823,410 : x
  2. Step 2: Convert to fraction form
    1,113,208.92/1,537,669.98 = 823,410/x
  3. Step 3: Cross multiply
    1,113,208.92x = 1,537,669.98 × 823,410
  4. Step 4: Simplify right side
    1,113,208.92x = 1,266,132,838,231.80
  5. Step 5: Solve for x
    x = 1,266,132,838,231.80/1,113,208.92
  6. Step 6: Final answer
    x = 1,137,372.16

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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.