Home / 1,000,314.06-1,380,406.38-570,585.18

Finding the Fourth Proportional to 1,000,314.06, 1,380,406.38 and 570,585.18

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Solution

The fourth proportional to 1,000,314.06, 1,380,406.38 and 570,585.18 is: 787,392.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,000,314.06 : 1,380,406.38 = 570,585.18 : x
  2. Step 2: Convert to fraction form
    1,000,314.06/1,380,406.38 = 570,585.18/x
  3. Step 3: Cross multiply
    1,000,314.06x = 1,380,406.38 × 570,585.18
  4. Step 4: Simplify right side
    1,000,314.06x = 787,639,422,805.45
  5. Step 5: Solve for x
    x = 787,639,422,805.45/1,000,314.06
  6. Step 6: Final answer
    x = 787,392.13

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1.5x scale

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.