Home / 1,249,945.60-1,725,031.04-706,181.12

Finding the Fourth Proportional to 1,249,945.60, 1,725,031.04 and 706,181.12

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Solution

The fourth proportional to 1,249,945.60, 1,725,031.04 and 706,181.12 is: 974,589.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,249,945.60 : 1,725,031.04 = 706,181.12 : x
  2. Step 2: Convert to fraction form
    1,249,945.60/1,725,031.04 = 706,181.12/x
  3. Step 3: Cross multiply
    1,249,945.60x = 1,725,031.04 × 706,181.12
  4. Step 4: Simplify right side
    1,249,945.60x = 1,218,184,351,861.96
  5. Step 5: Solve for x
    x = 1,218,184,351,861.96/1,249,945.60
  6. Step 6: Final answer
    x = 974,589.90

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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.