Home / 1,293,090.43-1,784,604.93-712,373.05

Finding the Fourth Proportional to 1,293,090.43, 1,784,604.93 and 712,373.05

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Solution

The fourth proportional to 1,293,090.43, 1,784,604.93 and 712,373.05 is: 983,152.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,293,090.43 : 1,784,604.93 = 712,373.05 : x
  2. Step 2: Convert to fraction form
    1,293,090.43/1,784,604.93 = 712,373.05/x
  3. Step 3: Cross multiply
    1,293,090.43x = 1,784,604.93 × 712,373.05
  4. Step 4: Simplify right side
    1,293,090.43x = 1,271,304,457,029.14
  5. Step 5: Solve for x
    x = 1,271,304,457,029.14/1,293,090.43
  6. Step 6: Final answer
    x = 983,152.01

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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.