Home / 2,984,547.40-4,476,821.10-990,003.40

Finding the Fourth Proportional to 2,984,547.40, 4,476,821.10 and 990,003.40

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Solution

The fourth proportional to 2,984,547.40, 4,476,821.10 and 990,003.40 is: 1,485,005.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,984,547.40 : 4,476,821.10 = 990,003.40 : x
  2. Step 2: Convert to fraction form
    2,984,547.40/4,476,821.10 = 990,003.40/x
  3. Step 3: Cross multiply
    2,984,547.40x = 4,476,821.10 × 990,003.40
  4. Step 4: Simplify right side
    2,984,547.40x = 4,432,068,110,191.74
  5. Step 5: Solve for x
    x = 4,432,068,110,191.74/2,984,547.40
  6. Step 6: Final answer
    x = 1,485,005.10

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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.