Home / 4,288,001.10-6,432,001.65-2,605,620.30

Finding the Fourth Proportional to 4,288,001.10, 6,432,001.65 and 2,605,620.30

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Solution

The fourth proportional to 4,288,001.10, 6,432,001.65 and 2,605,620.30 is: 3,908,430.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,288,001.10 : 6,432,001.65 = 2,605,620.30 : x
  2. Step 2: Convert to fraction form
    4,288,001.10/6,432,001.65 = 2,605,620.30/x
  3. Step 3: Cross multiply
    4,288,001.10x = 6,432,001.65 × 2,605,620.30
  4. Step 4: Simplify right side
    4,288,001.10x = 16,759,354,068,873.49
  5. Step 5: Solve for x
    x = 16,759,354,068,873.49/4,288,001.10
  6. Step 6: Final answer
    x = 3,908,430.45

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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.