Home / 1,570,279.70-2,355,419.55-1,465,303.70

Finding the Fourth Proportional to 1,570,279.70, 2,355,419.55 and 1,465,303.70

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Solution

The fourth proportional to 1,570,279.70, 2,355,419.55 and 1,465,303.70 is: 2,197,955.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,570,279.70 : 2,355,419.55 = 1,465,303.70 : x
  2. Step 2: Convert to fraction form
    1,570,279.70/2,355,419.55 = 1,465,303.70/x
  3. Step 3: Cross multiply
    1,570,279.70x = 2,355,419.55 × 1,465,303.70
  4. Step 4: Simplify right side
    1,570,279.70x = 3,451,404,981,667.33
  5. Step 5: Solve for x
    x = 3,451,404,981,667.33/1,570,279.70
  6. Step 6: Final answer
    x = 2,197,955.55

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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.