Home / 1,186,001.20-1,779,232.20-512,081.20

Finding the Fourth Proportional to 1,186,001.20, 1,779,232.20 and 512,081.20

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Solution

The fourth proportional to 1,186,001.20, 1,779,232.20 and 512,081.20 is: 768,221.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,186,001.20 : 1,779,232.20 = 512,081.20 : x
  2. Step 2: Convert to fraction form
    1,186,001.20/1,779,232.20 = 512,081.20/x
  3. Step 3: Cross multiply
    1,186,001.20x = 1,779,232.20 × 512,081.20
  4. Step 4: Simplify right side
    1,186,001.20x = 911,111,360,054.64
  5. Step 5: Solve for x
    x = 911,111,360,054.64/1,186,001.20
  6. Step 6: Final answer
    x = 768,221.28

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1.5x scale

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.