Home / 1,776,863.40-2,452,129.46-972,047.40

Finding the Fourth Proportional to 1,776,863.40, 2,452,129.46 and 972,047.40

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Solution

The fourth proportional to 1,776,863.40, 2,452,129.46 and 972,047.40 is: 1,341,457.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,776,863.40 : 2,452,129.46 = 972,047.40 : x
  2. Step 2: Convert to fraction form
    1,776,863.40/2,452,129.46 = 972,047.40/x
  3. Step 3: Cross multiply
    1,776,863.40x = 2,452,129.46 × 972,047.40
  4. Step 4: Simplify right side
    1,776,863.40x = 2,383,586,066,056.40
  5. Step 5: Solve for x
    x = 2,383,586,066,056.40/1,776,863.40
  6. Step 6: Final answer
    x = 1,341,457.12

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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.