Home / 1,664,400.60-2,495,142.90-1,130,189.40

Finding the Fourth Proportional to 1,664,400.60, 2,495,142.90 and 1,130,189.40

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Solution

The fourth proportional to 1,664,400.60, 2,495,142.90 and 1,130,189.40 is: 1,694,294.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,664,400.60 : 2,495,142.90 = 1,130,189.40 : x
  2. Step 2: Convert to fraction form
    1,664,400.60/2,495,142.90 = 1,130,189.40/x
  3. Step 3: Cross multiply
    1,664,400.60x = 2,495,142.90 × 1,130,189.40
  4. Step 4: Simplify right side
    1,664,400.60x = 2,819,984,057,065.26
  5. Step 5: Solve for x
    x = 2,819,984,057,065.26/1,664,400.60
  6. Step 6: Final answer
    x = 1,694,294.06

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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.