Home / 2,078,706.10-3,119,095.95-1,180,837.30

Finding the Fourth Proportional to 2,078,706.10, 3,119,095.95 and 1,180,837.30

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Solution

The fourth proportional to 2,078,706.10, 3,119,095.95 and 1,180,837.30 is: 1,771,844.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,078,706.10 : 3,119,095.95 = 1,180,837.30 : x
  2. Step 2: Convert to fraction form
    2,078,706.10/3,119,095.95 = 1,180,837.30/x
  3. Step 3: Cross multiply
    2,078,706.10x = 3,119,095.95 × 1,180,837.30
  4. Step 4: Simplify right side
    2,078,706.10x = 3,683,144,840,038.94
  5. Step 5: Solve for x
    x = 3,683,144,840,038.94/2,078,706.10
  6. Step 6: Final answer
    x = 1,771,844.92

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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.