Home / 1,015,816.60-1,401,842.76-556,973.08

Finding the Fourth Proportional to 1,015,816.60, 1,401,842.76 and 556,973.08

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Solution

The fourth proportional to 1,015,816.60, 1,401,842.76 and 556,973.08 is: 768,631.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,015,816.60 : 1,401,842.76 = 556,973.08 : x
  2. Step 2: Convert to fraction form
    1,015,816.60/1,401,842.76 = 556,973.08/x
  3. Step 3: Cross multiply
    1,015,816.60x = 1,401,842.76 × 556,973.08
  4. Step 4: Simplify right side
    1,015,816.60x = 780,788,679,712.90
  5. Step 5: Solve for x
    x = 780,788,679,712.90/1,015,816.60
  6. Step 6: Final answer
    x = 768,631.54

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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.