Home / 1,586,000.19-2,188,682.46-860,848.05

Finding the Fourth Proportional to 1,586,000.19, 2,188,682.46 and 860,848.05

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Solution

The fourth proportional to 1,586,000.19, 2,188,682.46 and 860,848.05 is: 1,187,971.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,586,000.19 : 2,188,682.46 = 860,848.05 : x
  2. Step 2: Convert to fraction form
    1,586,000.19/2,188,682.46 = 860,848.05/x
  3. Step 3: Cross multiply
    1,586,000.19x = 2,188,682.46 × 860,848.05
  4. Step 4: Simplify right side
    1,586,000.19x = 1,884,123,023,455.96
  5. Step 5: Solve for x
    x = 1,884,123,023,455.96/1,586,000.19
  6. Step 6: Final answer
    x = 1,187,971.50

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1.5x scale

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.