Home / 1,555,688.24-2,333,874.80-476,209.32

Finding the Fourth Proportional to 1,555,688.24, 2,333,874.80 and 476,209.32

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Solution

The fourth proportional to 1,555,688.24, 2,333,874.80 and 476,209.32 is: 714,418.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,555,688.24 : 2,333,874.80 = 476,209.32 : x
  2. Step 2: Convert to fraction form
    1,555,688.24/2,333,874.80 = 476,209.32/x
  3. Step 3: Cross multiply
    1,555,688.24x = 2,333,874.80 × 476,209.32
  4. Step 4: Simplify right side
    1,555,688.24x = 1,111,412,931,473.14
  5. Step 5: Solve for x
    x = 1,111,412,931,473.14/1,555,688.24
  6. Step 6: Final answer
    x = 714,418.80

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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.