Home / 1,457,114.12-2,184,347.96-509,968.16

Finding the Fourth Proportional to 1,457,114.12, 2,184,347.96 and 509,968.16

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Solution

The fourth proportional to 1,457,114.12, 2,184,347.96 and 509,968.16 is: 764,489.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,457,114.12 : 2,184,347.96 = 509,968.16 : x
  2. Step 2: Convert to fraction form
    1,457,114.12/2,184,347.96 = 509,968.16/x
  3. Step 3: Cross multiply
    1,457,114.12x = 2,184,347.96 × 509,968.16
  4. Step 4: Simplify right side
    1,457,114.12x = 1,113,947,909,960.95
  5. Step 5: Solve for x
    x = 1,113,947,909,960.95/1,457,114.12
  6. Step 6: Final answer
    x = 764,489.13

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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.