Home / 1,094,392.76-1,510,287.53-686,511.81

Finding the Fourth Proportional to 1,094,392.76, 1,510,287.53 and 686,511.81

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Solution

The fourth proportional to 1,094,392.76, 1,510,287.53 and 686,511.81 is: 947,402.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,094,392.76 : 1,510,287.53 = 686,511.81 : x
  2. Step 2: Convert to fraction form
    1,094,392.76/1,510,287.53 = 686,511.81/x
  3. Step 3: Cross multiply
    1,094,392.76x = 1,510,287.53 × 686,511.81
  4. Step 4: Simplify right side
    1,094,392.76x = 1,036,830,222,408.17
  5. Step 5: Solve for x
    x = 1,036,830,222,408.17/1,094,392.76
  6. Step 6: Final answer
    x = 947,402.31

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Double scale
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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.