Home / 1,586,038.02-2,188,734.60-860,885.88

Finding the Fourth Proportional to 1,586,038.02, 2,188,734.60 and 860,885.88

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Solution

The fourth proportional to 1,586,038.02, 2,188,734.60 and 860,885.88 is: 1,188,023.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,586,038.02 : 2,188,734.60 = 860,885.88 : x
  2. Step 2: Convert to fraction form
    1,586,038.02/2,188,734.60 = 860,885.88/x
  3. Step 3: Cross multiply
    1,586,038.02x = 2,188,734.60 × 860,885.88
  4. Step 4: Simplify right side
    1,586,038.02x = 1,884,250,712,207.45
  5. Step 5: Solve for x
    x = 1,884,250,712,207.45/1,586,038.02
  6. Step 6: Final answer
    x = 1,188,023.67

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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.