Home / 1,407,981.64-2,109,798.72-950,781.19

Finding the Fourth Proportional to 1,407,981.64, 2,109,798.72 and 950,781.19

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Solution

The fourth proportional to 1,407,981.64, 2,109,798.72 and 950,781.19 is: 1,424,703.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,407,981.64 : 2,109,798.72 = 950,781.19 : x
  2. Step 2: Convert to fraction form
    1,407,981.64/2,109,798.72 = 950,781.19/x
  3. Step 3: Cross multiply
    1,407,981.64x = 2,109,798.72 × 950,781.19
  4. Step 4: Simplify right side
    1,407,981.64x = 2,005,956,937,662.08
  5. Step 5: Solve for x
    x = 2,005,956,937,662.08/1,407,981.64
  6. Step 6: Final answer
    x = 1,424,703.90

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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.