Home / 1,539,346.50-2,124,363.78-860,283

Finding the Fourth Proportional to 1,539,346.50, 2,124,363.78 and 860,283

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Solution

The fourth proportional to 1,539,346.50, 2,124,363.78 and 860,283 is: 1,187,227.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,539,346.50 : 2,124,363.78 = 860,283 : x
  2. Step 2: Convert to fraction form
    1,539,346.50/2,124,363.78 = 860,283/x
  3. Step 3: Cross multiply
    1,539,346.50x = 2,124,363.78 × 860,283
  4. Step 4: Simplify right side
    1,539,346.50x = 1,827,554,045,749.74
  5. Step 5: Solve for x
    x = 1,827,554,045,749.74/1,539,346.50
  6. Step 6: Final answer
    x = 1,187,227.21

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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.