Home / 1,890,158.88-2,608,484.64-1,074,396.72

Finding the Fourth Proportional to 1,890,158.88, 2,608,484.64 and 1,074,396.72

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Solution

The fourth proportional to 1,890,158.88, 2,608,484.64 and 1,074,396.72 is: 1,482,704.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,890,158.88 : 2,608,484.64 = 1,074,396.72 : x
  2. Step 2: Convert to fraction form
    1,890,158.88/2,608,484.64 = 1,074,396.72/x
  3. Step 3: Cross multiply
    1,890,158.88x = 2,608,484.64 × 1,074,396.72
  4. Step 4: Simplify right side
    1,890,158.88x = 2,802,547,341,386.38
  5. Step 5: Solve for x
    x = 2,802,547,341,386.38/1,890,158.88
  6. Step 6: Final answer
    x = 1,482,704.64

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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.