Home / 1,212,637.91-1,817,340.57-573,111.45

Finding the Fourth Proportional to 1,212,637.91, 1,817,340.57 and 573,111.45

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Solution

The fourth proportional to 1,212,637.91, 1,817,340.57 and 573,111.45 is: 858,903.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,212,637.91 : 1,817,340.57 = 573,111.45 : x
  2. Step 2: Convert to fraction form
    1,212,637.91/1,817,340.57 = 573,111.45/x
  3. Step 3: Cross multiply
    1,212,637.91x = 1,817,340.57 × 573,111.45
  4. Step 4: Simplify right side
    1,212,637.91x = 1,041,538,689,216.53
  5. Step 5: Solve for x
    x = 1,041,538,689,216.53/1,212,637.91
  6. Step 6: Final answer
    x = 858,903.29

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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.