Home / 3,280,199.10-4,920,298.65-2,013,920.70

Finding the Fourth Proportional to 3,280,199.10, 4,920,298.65 and 2,013,920.70

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Solution

The fourth proportional to 3,280,199.10, 4,920,298.65 and 2,013,920.70 is: 3,020,881.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,280,199.10 : 4,920,298.65 = 2,013,920.70 : x
  2. Step 2: Convert to fraction form
    3,280,199.10/4,920,298.65 = 2,013,920.70/x
  3. Step 3: Cross multiply
    3,280,199.10x = 4,920,298.65 × 2,013,920.70
  4. Step 4: Simplify right side
    3,280,199.10x = 9,909,091,301,417.06
  5. Step 5: Solve for x
    x = 9,909,091,301,417.06/3,280,199.10
  6. Step 6: Final answer
    x = 3,020,881.05

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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.