Home / 1,051,559.29-1,575,838.81-810,762.49

Finding the Fourth Proportional to 1,051,559.29, 1,575,838.81 and 810,762.49

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Solution

The fourth proportional to 1,051,559.29, 1,575,838.81 and 810,762.49 is: 1,214,987.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,051,559.29 : 1,575,838.81 = 810,762.49 : x
  2. Step 2: Convert to fraction form
    1,051,559.29/1,575,838.81 = 810,762.49/x
  3. Step 3: Cross multiply
    1,051,559.29x = 1,575,838.81 × 810,762.49
  4. Step 4: Simplify right side
    1,051,559.29x = 1,277,630,997,434.24
  5. Step 5: Solve for x
    x = 1,277,630,997,434.24/1,051,559.29
  6. Step 6: Final answer
    x = 1,214,987.12

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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.