Home / 1,015,733.52-1,401,681.88-556,832.40

Finding the Fourth Proportional to 1,015,733.52, 1,401,681.88 and 556,832.40

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Solution

The fourth proportional to 1,015,733.52, 1,401,681.88 and 556,832.40 is: 768,412.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,015,733.52 : 1,401,681.88 = 556,832.40 : x
  2. Step 2: Convert to fraction form
    1,015,733.52/1,401,681.88 = 556,832.40/x
  3. Step 3: Cross multiply
    1,015,733.52x = 1,401,681.88 × 556,832.40
  4. Step 4: Simplify right side
    1,015,733.52x = 780,501,885,276.91
  5. Step 5: Solve for x
    x = 780,501,885,276.91/1,015,733.52
  6. Step 6: Final answer
    x = 768,412.06

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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.