Home / 3,146,874.01-4,721,002.35-1,868,649.05

Finding the Fourth Proportional to 3,146,874.01, 4,721,002.35 and 1,868,649.05

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Solution

The fourth proportional to 3,146,874.01, 4,721,002.35 and 1,868,649.05 is: 2,803,384.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,146,874.01 : 4,721,002.35 = 1,868,649.05 : x
  2. Step 2: Convert to fraction form
    3,146,874.01/4,721,002.35 = 1,868,649.05/x
  3. Step 3: Cross multiply
    3,146,874.01x = 4,721,002.35 × 1,868,649.05
  4. Step 4: Simplify right side
    3,146,874.01x = 8,821,896,547,032.02
  5. Step 5: Solve for x
    x = 8,821,896,547,032.02/3,146,874.01
  6. Step 6: Final answer
    x = 2,803,384.10

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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.