Home / 1,408,451.16-1,943,483.94-835,379.40

Finding the Fourth Proportional to 1,408,451.16, 1,943,483.94 and 835,379.40

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Solution

The fourth proportional to 1,408,451.16, 1,943,483.94 and 835,379.40 is: 1,152,717.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,408,451.16 : 1,943,483.94 = 835,379.40 : x
  2. Step 2: Convert to fraction form
    1,408,451.16/1,943,483.94 = 835,379.40/x
  3. Step 3: Cross multiply
    1,408,451.16x = 1,943,483.94 × 835,379.40
  4. Step 4: Simplify right side
    1,408,451.16x = 1,623,546,447,706.84
  5. Step 5: Solve for x
    x = 1,623,546,447,706.84/1,408,451.16
  6. Step 6: Final answer
    x = 1,152,717.60

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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.