Home / 1,439,444.82-2,159,169.96-374,485.16

Finding the Fourth Proportional to 1,439,444.82, 2,159,169.96 and 374,485.16

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Solution

The fourth proportional to 1,439,444.82, 2,159,169.96 and 374,485.16 is: 561,728.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,439,444.82 : 2,159,169.96 = 374,485.16 : x
  2. Step 2: Convert to fraction form
    1,439,444.82/2,159,169.96 = 374,485.16/x
  3. Step 3: Cross multiply
    1,439,444.82x = 2,159,169.96 × 374,485.16
  4. Step 4: Simplify right side
    1,439,444.82x = 808,577,107,937.79
  5. Step 5: Solve for x
    x = 808,577,107,937.79/1,439,444.82
  6. Step 6: Final answer
    x = 561,728.45

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Double scale
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1.5x scale

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.