Home / 2,106,644.60-3,158,411.70-907,585.40

Finding the Fourth Proportional to 2,106,644.60, 3,158,411.70 and 907,585.40

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Solution

The fourth proportional to 2,106,644.60, 3,158,411.70 and 907,585.40 is: 1,360,708.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,106,644.60 : 3,158,411.70 = 907,585.40 : x
  2. Step 2: Convert to fraction form
    2,106,644.60/3,158,411.70 = 907,585.40/x
  3. Step 3: Cross multiply
    2,106,644.60x = 3,158,411.70 × 907,585.40
  4. Step 4: Simplify right side
    2,106,644.60x = 2,866,528,346,109.18
  5. Step 5: Solve for x
    x = 2,866,528,346,109.18/2,106,644.60
  6. Step 6: Final answer
    x = 1,360,708.09

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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.