Home / 1,132,971.84-1,563,557.28-623,668.80

Finding the Fourth Proportional to 1,132,971.84, 1,563,557.28 and 623,668.80

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Solution

The fourth proportional to 1,132,971.84, 1,563,557.28 and 623,668.80 is: 860,693.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,132,971.84 : 1,563,557.28 = 623,668.80 : x
  2. Step 2: Convert to fraction form
    1,132,971.84/1,563,557.28 = 623,668.80/x
  3. Step 3: Cross multiply
    1,132,971.84x = 1,563,557.28 × 623,668.80
  4. Step 4: Simplify right side
    1,132,971.84x = 975,141,892,548.86
  5. Step 5: Solve for x
    x = 975,141,892,548.86/1,132,971.84
  6. Step 6: Final answer
    x = 860,693.85

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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.