Home / 4,680,772.20-7,021,547.10-1,485,808.20

Finding the Fourth Proportional to 4,680,772.20, 7,021,547.10 and 1,485,808.20

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Solution

The fourth proportional to 4,680,772.20, 7,021,547.10 and 1,485,808.20 is: 2,228,835.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,680,772.20 : 7,021,547.10 = 1,485,808.20 : x
  2. Step 2: Convert to fraction form
    4,680,772.20/7,021,547.10 = 1,485,808.20/x
  3. Step 3: Cross multiply
    4,680,772.20x = 7,021,547.10 × 1,485,808.20
  4. Step 4: Simplify right side
    4,680,772.20x = 10,432,672,257,866.22
  5. Step 5: Solve for x
    x = 10,432,672,257,866.22/4,680,772.20
  6. Step 6: Final answer
    x = 2,228,835.72

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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.