Home / 1,109,281.84-1,530,808.88-599,984.21

Finding the Fourth Proportional to 1,109,281.84, 1,530,808.88 and 599,984.21

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Solution

The fourth proportional to 1,109,281.84, 1,530,808.88 and 599,984.21 is: 827,978.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,109,281.84 : 1,530,808.88 = 599,984.21 : x
  2. Step 2: Convert to fraction form
    1,109,281.84/1,530,808.88 = 599,984.21/x
  3. Step 3: Cross multiply
    1,109,281.84x = 1,530,808.88 × 599,984.21
  4. Step 4: Simplify right side
    1,109,281.84x = 918,461,157,354.89
  5. Step 5: Solve for x
    x = 918,461,157,354.89/1,109,281.84
  6. Step 6: Final answer
    x = 827,978.18

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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.