Home / 1,618,840.32-2,234,002.95-893,689.02

Finding the Fourth Proportional to 1,618,840.32, 2,234,002.95 and 893,689.02

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Solution

The fourth proportional to 1,618,840.32, 2,234,002.95 and 893,689.02 is: 1,233,292.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,618,840.32 : 2,234,002.95 = 893,689.02 : x
  2. Step 2: Convert to fraction form
    1,618,840.32/2,234,002.95 = 893,689.02/x
  3. Step 3: Cross multiply
    1,618,840.32x = 2,234,002.95 × 893,689.02
  4. Step 4: Simplify right side
    1,618,840.32x = 1,996,503,907,062.61
  5. Step 5: Solve for x
    x = 1,996,503,907,062.61/1,618,840.32
  6. Step 6: Final answer
    x = 1,233,292.67

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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.