Home / 1,153,606.30-1,730,409.45-681,214.30

Finding the Fourth Proportional to 1,153,606.30, 1,730,409.45 and 681,214.30

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Solution

The fourth proportional to 1,153,606.30, 1,730,409.45 and 681,214.30 is: 1,021,821.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,153,606.30 : 1,730,409.45 = 681,214.30 : x
  2. Step 2: Convert to fraction form
    1,153,606.30/1,730,409.45 = 681,214.30/x
  3. Step 3: Cross multiply
    1,153,606.30x = 1,730,409.45 × 681,214.30
  4. Step 4: Simplify right side
    1,153,606.30x = 1,178,779,662,195.14
  5. Step 5: Solve for x
    x = 1,178,779,662,195.14/1,153,606.30
  6. Step 6: Final answer
    x = 1,021,821.45

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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.