Home / 1,586,068.16-2,188,776.06-860,915.46

Finding the Fourth Proportional to 1,586,068.16, 2,188,776.06 and 860,915.46

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Solution

The fourth proportional to 1,586,068.16, 2,188,776.06 and 860,915.46 is: 1,188,064.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,586,068.16 : 2,188,776.06 = 860,915.46 : x
  2. Step 2: Convert to fraction form
    1,586,068.16/2,188,776.06 = 860,915.46/x
  3. Step 3: Cross multiply
    1,586,068.16x = 2,188,776.06 × 860,915.46
  4. Step 4: Simplify right side
    1,586,068.16x = 1,884,351,148,531.89
  5. Step 5: Solve for x
    x = 1,884,351,148,531.89/1,586,068.16
  6. Step 6: Final answer
    x = 1,188,064.42

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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.