Home / 1,408,726.08-1,941,884.98-863,851.52

Finding the Fourth Proportional to 1,408,726.08, 1,941,884.98 and 863,851.52

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Solution

The fourth proportional to 1,408,726.08, 1,941,884.98 and 863,851.52 is: 1,190,792.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,408,726.08 : 1,941,884.98 = 863,851.52 : x
  2. Step 2: Convert to fraction form
    1,408,726.08/1,941,884.98 = 863,851.52/x
  3. Step 3: Cross multiply
    1,408,726.08x = 1,941,884.98 × 863,851.52
  4. Step 4: Simplify right side
    1,408,726.08x = 1,677,500,291,638.17
  5. Step 5: Solve for x
    x = 1,677,500,291,638.17/1,408,726.08
  6. Step 6: Final answer
    x = 1,190,792.39

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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.