Home / 1,178,344.73-1,626,254.43-662,099.72

Finding the Fourth Proportional to 1,178,344.73, 1,626,254.43 and 662,099.72

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Solution

The fourth proportional to 1,178,344.73, 1,626,254.43 and 662,099.72 is: 913,775.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,178,344.73 : 1,626,254.43 = 662,099.72 : x
  2. Step 2: Convert to fraction form
    1,178,344.73/1,626,254.43 = 662,099.72/x
  3. Step 3: Cross multiply
    1,178,344.73x = 1,626,254.43 × 662,099.72
  4. Step 4: Simplify right side
    1,178,344.73x = 1,076,742,602,751.76
  5. Step 5: Solve for x
    x = 1,076,742,602,751.76/1,178,344.73
  6. Step 6: Final answer
    x = 913,775.55

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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.