Home / 1,510,392.64-2,084,007.20-874,120

Finding the Fourth Proportional to 1,510,392.64, 2,084,007.20 and 874,120

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Solution

The fourth proportional to 1,510,392.64, 2,084,007.20 and 874,120 is: 1,206,091.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,510,392.64 : 2,084,007.20 = 874,120 : x
  2. Step 2: Convert to fraction form
    1,510,392.64/2,084,007.20 = 874,120/x
  3. Step 3: Cross multiply
    1,510,392.64x = 2,084,007.20 × 874,120
  4. Step 4: Simplify right side
    1,510,392.64x = 1,821,672,373,664
  5. Step 5: Solve for x
    x = 1,821,672,373,664/1,510,392.64
  6. Step 6: Final answer
    x = 1,206,091.93

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1.5x scale

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.