Home / 1,116,538.02-1,540,824.12-607,239.18

Finding the Fourth Proportional to 1,116,538.02, 1,540,824.12 and 607,239.18

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Solution

The fourth proportional to 1,116,538.02, 1,540,824.12 and 607,239.18 is: 837,990.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,116,538.02 : 1,540,824.12 = 607,239.18 : x
  2. Step 2: Convert to fraction form
    1,116,538.02/1,540,824.12 = 607,239.18/x
  3. Step 3: Cross multiply
    1,116,538.02x = 1,540,824.12 × 607,239.18
  4. Step 4: Simplify right side
    1,116,538.02x = 935,648,775,153.02
  5. Step 5: Solve for x
    x = 935,648,775,153.02/1,116,538.02
  6. Step 6: Final answer
    x = 837,990.97

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Double scale
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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.