Home / 1,576,332.60-2,363,915.70-511,409.40

Finding the Fourth Proportional to 1,576,332.60, 2,363,915.70 and 511,409.40

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Solution

The fourth proportional to 1,576,332.60, 2,363,915.70 and 511,409.40 is: 766,924.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,576,332.60 : 2,363,915.70 = 511,409.40 : x
  2. Step 2: Convert to fraction form
    1,576,332.60/2,363,915.70 = 511,409.40/x
  3. Step 3: Cross multiply
    1,576,332.60x = 2,363,915.70 × 511,409.40
  4. Step 4: Simplify right side
    1,576,332.60x = 1,208,928,709,787.58
  5. Step 5: Solve for x
    x = 1,208,928,709,787.58/1,576,332.60
  6. Step 6: Final answer
    x = 766,924.89

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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.