Home / 4,101,643.80-6,152,465.70-1,261,386.90

Finding the Fourth Proportional to 4,101,643.80, 6,152,465.70 and 1,261,386.90

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Solution

The fourth proportional to 4,101,643.80, 6,152,465.70 and 1,261,386.90 is: 1,892,080.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,101,643.80 : 6,152,465.70 = 1,261,386.90 : x
  2. Step 2: Convert to fraction form
    4,101,643.80/6,152,465.70 = 1,261,386.90/x
  3. Step 3: Cross multiply
    4,101,643.80x = 6,152,465.70 × 1,261,386.90
  4. Step 4: Simplify right side
    4,101,643.80x = 7,760,639,636,679.33
  5. Step 5: Solve for x
    x = 7,760,639,636,679.33/4,101,643.80
  6. Step 6: Final answer
    x = 1,892,080.35

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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.