Home / 1,518,881.90-2,095,069.46-974,154.87

Finding the Fourth Proportional to 1,518,881.90, 2,095,069.46 and 974,154.87

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Solution

The fourth proportional to 1,518,881.90, 2,095,069.46 and 974,154.87 is: 1,343,700.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,518,881.90 : 2,095,069.46 = 974,154.87 : x
  2. Step 2: Convert to fraction form
    1,518,881.90/2,095,069.46 = 974,154.87/x
  3. Step 3: Cross multiply
    1,518,881.90x = 2,095,069.46 × 974,154.87
  4. Step 4: Simplify right side
    1,518,881.90x = 2,040,922,112,576.50
  5. Step 5: Solve for x
    x = 2,040,922,112,576.50/1,518,881.90
  6. Step 6: Final answer
    x = 1,343,700.34

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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.