Home / 1,014,710-1,400,282.64-561,991.28

Finding the Fourth Proportional to 1,014,710, 1,400,282.64 and 561,991.28

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Solution

The fourth proportional to 1,014,710, 1,400,282.64 and 561,991.28 is: 775,538.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,014,710 : 1,400,282.64 = 561,991.28 : x
  2. Step 2: Convert to fraction form
    1,014,710/1,400,282.64 = 561,991.28/x
  3. Step 3: Cross multiply
    1,014,710x = 1,400,282.64 × 561,991.28
  4. Step 4: Simplify right side
    1,014,710x = 786,946,633,215.38
  5. Step 5: Solve for x
    x = 786,946,633,215.38/1,014,710
  6. Step 6: Final answer
    x = 775,538.46

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1.5x scale

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.