Home / 3,547,529.20-5,319,738.60-1,416,905.20

Finding the Fourth Proportional to 3,547,529.20, 5,319,738.60 and 1,416,905.20

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Solution

The fourth proportional to 3,547,529.20, 5,319,738.60 and 1,416,905.20 is: 2,124,736.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,547,529.20 : 5,319,738.60 = 1,416,905.20 : x
  2. Step 2: Convert to fraction form
    3,547,529.20/5,319,738.60 = 1,416,905.20/x
  3. Step 3: Cross multiply
    3,547,529.20x = 5,319,738.60 × 1,416,905.20
  4. Step 4: Simplify right side
    3,547,529.20x = 7,537,565,284,980.72
  5. Step 5: Solve for x
    x = 7,537,565,284,980.72/3,547,529.20
  6. Step 6: Final answer
    x = 2,124,736.64

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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.