Home / 1,562,686.08-2,156,404.80-874,240.32

Finding the Fourth Proportional to 1,562,686.08, 2,156,404.80 and 874,240.32

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Solution

The fourth proportional to 1,562,686.08, 2,156,404.80 and 874,240.32 is: 1,206,394.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,562,686.08 : 2,156,404.80 = 874,240.32 : x
  2. Step 2: Convert to fraction form
    1,562,686.08/2,156,404.80 = 874,240.32/x
  3. Step 3: Cross multiply
    1,562,686.08x = 2,156,404.80 × 874,240.32
  4. Step 4: Simplify right side
    1,562,686.08x = 1,885,216,022,401.54
  5. Step 5: Solve for x
    x = 1,885,216,022,401.54/1,562,686.08
  6. Step 6: Final answer
    x = 1,206,394.58

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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.