Home / 2,763,330.40-4,125,565.39-2,111,495.20

Finding the Fourth Proportional to 2,763,330.40, 4,125,565.39 and 2,111,495.20

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Solution

The fourth proportional to 2,763,330.40, 4,125,565.39 and 2,111,495.20 is: 3,152,395.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,763,330.40 : 4,125,565.39 = 2,111,495.20 : x
  2. Step 2: Convert to fraction form
    2,763,330.40/4,125,565.39 = 2,111,495.20/x
  3. Step 3: Cross multiply
    2,763,330.40x = 4,125,565.39 × 2,111,495.20
  4. Step 4: Simplify right side
    2,763,330.40x = 8,711,111,518,271.13
  5. Step 5: Solve for x
    x = 8,711,111,518,271.13/2,763,330.40
  6. Step 6: Final answer
    x = 3,152,395.93

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.