Home / 1,768,312.35-2,652,986.12-570,210.57

Finding the Fourth Proportional to 1,768,312.35, 2,652,986.12 and 570,210.57

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Solution

The fourth proportional to 1,768,312.35, 2,652,986.12 and 570,210.57 is: 855,482.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,768,312.35 : 2,652,986.12 = 570,210.57 : x
  2. Step 2: Convert to fraction form
    1,768,312.35/2,652,986.12 = 570,210.57/x
  3. Step 3: Cross multiply
    1,768,312.35x = 2,652,986.12 × 570,210.57
  4. Step 4: Simplify right side
    1,768,312.35x = 1,512,760,727,687.29
  5. Step 5: Solve for x
    x = 1,512,760,727,687.29/1,768,312.35
  6. Step 6: Final answer
    x = 855,482.76

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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.