Home / 1,317,612.60-1,975,106.70-606,400.20

Finding the Fourth Proportional to 1,317,612.60, 1,975,106.70 and 606,400.20

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Solution

The fourth proportional to 1,317,612.60, 1,975,106.70 and 606,400.20 is: 908,996.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,317,612.60 : 1,975,106.70 = 606,400.20 : x
  2. Step 2: Convert to fraction form
    1,317,612.60/1,975,106.70 = 606,400.20/x
  3. Step 3: Cross multiply
    1,317,612.60x = 1,975,106.70 × 606,400.20
  4. Step 4: Simplify right side
    1,317,612.60x = 1,197,705,097,901.34
  5. Step 5: Solve for x
    x = 1,197,705,097,901.34/1,317,612.60
  6. Step 6: Final answer
    x = 908,996.39

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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.