Home / 1,189,825.04-1,641,210.72-706,047.68

Finding the Fourth Proportional to 1,189,825.04, 1,641,210.72 and 706,047.68

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Solution

The fourth proportional to 1,189,825.04, 1,641,210.72 and 706,047.68 is: 973,902.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,189,825.04 : 1,641,210.72 = 706,047.68 : x
  2. Step 2: Convert to fraction form
    1,189,825.04/1,641,210.72 = 706,047.68/x
  3. Step 3: Cross multiply
    1,189,825.04x = 1,641,210.72 × 706,047.68
  4. Step 4: Simplify right side
    1,189,825.04x = 1,158,773,021,247.13
  5. Step 5: Solve for x
    x = 1,158,773,021,247.13/1,189,825.04
  6. Step 6: Final answer
    x = 973,902.03

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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.