Home / 1,064,476.06-1,596,736.72-381,407.40

Finding the Fourth Proportional to 1,064,476.06, 1,596,736.72 and 381,407.40

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Solution

The fourth proportional to 1,064,476.06, 1,596,736.72 and 381,407.40 is: 572,119.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,064,476.06 : 1,596,736.72 = 381,407.40 : x
  2. Step 2: Convert to fraction form
    1,064,476.06/1,596,736.72 = 381,407.40/x
  3. Step 3: Cross multiply
    1,064,476.06x = 1,596,736.72 × 381,407.40
  4. Step 4: Simplify right side
    1,064,476.06x = 609,007,199,191.07
  5. Step 5: Solve for x
    x = 609,007,199,191.07/1,064,476.06
  6. Step 6: Final answer
    x = 572,119.21

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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.