Home / 1,154,053-1,592,563.80-644,759.20

Finding the Fourth Proportional to 1,154,053, 1,592,563.80 and 644,759.20

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Solution

The fourth proportional to 1,154,053, 1,592,563.80 and 644,759.20 is: 889,751.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,154,053 : 1,592,563.80 = 644,759.20 : x
  2. Step 2: Convert to fraction form
    1,154,053/1,592,563.80 = 644,759.20/x
  3. Step 3: Cross multiply
    1,154,053x = 1,592,563.80 × 644,759.20
  4. Step 4: Simplify right side
    1,154,053x = 1,026,820,161,636.96
  5. Step 5: Solve for x
    x = 1,026,820,161,636.96/1,154,053
  6. Step 6: Final answer
    x = 889,751.30

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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.