Home / 1,867,807.80-2,799,962.10-1,462,775.40

Finding the Fourth Proportional to 1,867,807.80, 2,799,962.10 and 1,462,775.40

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Solution

The fourth proportional to 1,867,807.80, 2,799,962.10 and 1,462,775.40 is: 2,192,792.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,867,807.80 : 2,799,962.10 = 1,462,775.40 : x
  2. Step 2: Convert to fraction form
    1,867,807.80/2,799,962.10 = 1,462,775.40/x
  3. Step 3: Cross multiply
    1,867,807.80x = 2,799,962.10 × 1,462,775.40
  4. Step 4: Simplify right side
    1,867,807.80x = 4,095,715,680,812.34
  5. Step 5: Solve for x
    x = 4,095,715,680,812.34/1,867,807.80
  6. Step 6: Final answer
    x = 2,192,792.90

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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.