Home / 991,714.20-1,487,571.30-592,805.40

Finding the Fourth Proportional to 991,714.20, 1,487,571.30 and 592,805.40

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Solution

The fourth proportional to 991,714.20, 1,487,571.30 and 592,805.40 is: 889,208.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    991,714.20 : 1,487,571.30 = 592,805.40 : x
  2. Step 2: Convert to fraction form
    991,714.20/1,487,571.30 = 592,805.40/x
  3. Step 3: Cross multiply
    991,714.20x = 1,487,571.30 × 592,805.40
  4. Step 4: Simplify right side
    991,714.20x = 881,840,299,525.02
  5. Step 5: Solve for x
    x = 881,840,299,525.02/991,714.20
  6. Step 6: Final answer
    x = 889,208.10

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.