Home / 1,056,071.46-1,584,156.40-308,117.46

Finding the Fourth Proportional to 1,056,071.46, 1,584,156.40 and 308,117.46

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Solution

The fourth proportional to 1,056,071.46, 1,584,156.40 and 308,117.46 is: 462,190.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,056,071.46 : 1,584,156.40 = 308,117.46 : x
  2. Step 2: Convert to fraction form
    1,056,071.46/1,584,156.40 = 308,117.46/x
  3. Step 3: Cross multiply
    1,056,071.46x = 1,584,156.40 × 308,117.46
  4. Step 4: Simplify right side
    1,056,071.46x = 488,106,246,210.74
  5. Step 5: Solve for x
    x = 488,106,246,210.74/1,056,071.46
  6. Step 6: Final answer
    x = 462,190.55

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Double scale
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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.