Home / 1,087,393.41-1,500,561.11-603,989.35

Finding the Fourth Proportional to 1,087,393.41, 1,500,561.11 and 603,989.35

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Solution

The fourth proportional to 1,087,393.41, 1,500,561.11 and 603,989.35 is: 833,482.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,087,393.41 : 1,500,561.11 = 603,989.35 : x
  2. Step 2: Convert to fraction form
    1,087,393.41/1,500,561.11 = 603,989.35/x
  3. Step 3: Cross multiply
    1,087,393.41x = 1,500,561.11 × 603,989.35
  4. Step 4: Simplify right side
    1,087,393.41x = 906,322,927,222.75
  5. Step 5: Solve for x
    x = 906,322,927,222.75/1,087,393.41
  6. Step 6: Final answer
    x = 833,482.09

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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.