Home / 1,464,040.14-2,020,354.51-810,603.72

Finding the Fourth Proportional to 1,464,040.14, 2,020,354.51 and 810,603.72

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Solution

The fourth proportional to 1,464,040.14, 2,020,354.51 and 810,603.72 is: 1,118,621.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,464,040.14 : 2,020,354.51 = 810,603.72 : x
  2. Step 2: Convert to fraction form
    1,464,040.14/2,020,354.51 = 810,603.72/x
  3. Step 3: Cross multiply
    1,464,040.14x = 2,020,354.51 × 810,603.72
  4. Step 4: Simplify right side
    1,464,040.14x = 1,637,706,881,524.78
  5. Step 5: Solve for x
    x = 1,637,706,881,524.78/1,464,040.14
  6. Step 6: Final answer
    x = 1,118,621.57

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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.