Home / 1,539,185.52-2,124,064.98-860,122.02

Finding the Fourth Proportional to 1,539,185.52, 2,124,064.98 and 860,122.02

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Solution

The fourth proportional to 1,539,185.52, 2,124,064.98 and 860,122.02 is: 1,186,962.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,539,185.52 : 2,124,064.98 = 860,122.02 : x
  2. Step 2: Convert to fraction form
    1,539,185.52/2,124,064.98 = 860,122.02/x
  3. Step 3: Cross multiply
    1,539,185.52x = 2,124,064.98 × 860,122.02
  4. Step 4: Simplify right side
    1,539,185.52x = 1,826,955,061,208.86
  5. Step 5: Solve for x
    x = 1,826,955,061,208.86/1,539,185.52
  6. Step 6: Final answer
    x = 1,186,962.22

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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.