Home / 1,570,783.70-2,357,925.15-862,195.70

Finding the Fourth Proportional to 1,570,783.70, 2,357,925.15 and 862,195.70

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Solution

The fourth proportional to 1,570,783.70, 2,357,925.15 and 862,195.70 is: 1,294,253.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,570,783.70 : 2,357,925.15 = 862,195.70 : x
  2. Step 2: Convert to fraction form
    1,570,783.70/2,357,925.15 = 862,195.70/x
  3. Step 3: Cross multiply
    1,570,783.70x = 2,357,925.15 × 862,195.70
  4. Step 4: Simplify right side
    1,570,783.70x = 2,032,992,925,251.85
  5. Step 5: Solve for x
    x = 2,032,992,925,251.85/1,570,783.70
  6. Step 6: Final answer
    x = 1,294,253.90

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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.