Home / 1,315,248.08-1,814,860.32-734,400.32

Finding the Fourth Proportional to 1,315,248.08, 1,814,860.32 and 734,400.32

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Solution

The fourth proportional to 1,315,248.08, 1,814,860.32 and 734,400.32 is: 1,013,370.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,315,248.08 : 1,814,860.32 = 734,400.32 : x
  2. Step 2: Convert to fraction form
    1,315,248.08/1,814,860.32 = 734,400.32/x
  3. Step 3: Cross multiply
    1,315,248.08x = 1,814,860.32 × 734,400.32
  4. Step 4: Simplify right side
    1,315,248.08x = 1,332,833,999,763.30
  5. Step 5: Solve for x
    x = 1,332,833,999,763.30/1,315,248.08
  6. Step 6: Final answer
    x = 1,013,370.80

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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.