Home / 1,537,415.04-2,121,667.20-964,479.36

Finding the Fourth Proportional to 1,537,415.04, 2,121,667.20 and 964,479.36

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Solution

The fourth proportional to 1,537,415.04, 2,121,667.20 and 964,479.36 is: 1,331,003.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,537,415.04 : 2,121,667.20 = 964,479.36 : x
  2. Step 2: Convert to fraction form
    1,537,415.04/2,121,667.20 = 964,479.36/x
  3. Step 3: Cross multiply
    1,537,415.04x = 2,121,667.20 × 964,479.36
  4. Step 4: Simplify right side
    1,537,415.04x = 2,046,304,223,188.99
  5. Step 5: Solve for x
    x = 2,046,304,223,188.99/1,537,415.04
  6. Step 6: Final answer
    x = 1,331,003.13

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.