Home / 2,778,603.80-4,167,905.70-983,514.20

Finding the Fourth Proportional to 2,778,603.80, 4,167,905.70 and 983,514.20

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Solution

The fourth proportional to 2,778,603.80, 4,167,905.70 and 983,514.20 is: 1,475,271.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,778,603.80 : 4,167,905.70 = 983,514.20 : x
  2. Step 2: Convert to fraction form
    2,778,603.80/4,167,905.70 = 983,514.20/x
  3. Step 3: Cross multiply
    2,778,603.80x = 4,167,905.70 × 983,514.20
  4. Step 4: Simplify right side
    2,778,603.80x = 4,099,194,440,210.94
  5. Step 5: Solve for x
    x = 4,099,194,440,210.94/2,778,603.80
  6. Step 6: Final answer
    x = 1,475,271.30

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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.