Home / 3,229,870.66-4,457,199.59-1,779,532.45

Finding the Fourth Proportional to 3,229,870.66, 4,457,199.59 and 1,779,532.45

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Solution

The fourth proportional to 3,229,870.66, 4,457,199.59 and 1,779,532.45 is: 2,455,742.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,229,870.66 : 4,457,199.59 = 1,779,532.45 : x
  2. Step 2: Convert to fraction form
    3,229,870.66/4,457,199.59 = 1,779,532.45/x
  3. Step 3: Cross multiply
    3,229,870.66x = 4,457,199.59 × 1,779,532.45
  4. Step 4: Simplify right side
    3,229,870.66x = 7,931,731,293,164.28
  5. Step 5: Solve for x
    x = 7,931,731,293,164.28/3,229,870.66
  6. Step 6: Final answer
    x = 2,455,742.70

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.