Home / 1,082,356.23-1,493,809.28-623,381.47

Finding the Fourth Proportional to 1,082,356.23, 1,493,809.28 and 623,381.47

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Solution

The fourth proportional to 1,082,356.23, 1,493,809.28 and 623,381.47 is: 860,357.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,082,356.23 : 1,493,809.28 = 623,381.47 : x
  2. Step 2: Convert to fraction form
    1,082,356.23/1,493,809.28 = 623,381.47/x
  3. Step 3: Cross multiply
    1,082,356.23x = 1,493,809.28 × 623,381.47
  4. Step 4: Simplify right side
    1,082,356.23x = 931,213,024,866.04
  5. Step 5: Solve for x
    x = 931,213,024,866.04/1,082,356.23
  6. Step 6: Final answer
    x = 860,357.25

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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.