Home / 1,576,890.60-2,364,752.70-511,967.40

Finding the Fourth Proportional to 1,576,890.60, 2,364,752.70 and 511,967.40

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Solution

The fourth proportional to 1,576,890.60, 2,364,752.70 and 511,967.40 is: 767,761.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,576,890.60 : 2,364,752.70 = 511,967.40 : x
  2. Step 2: Convert to fraction form
    1,576,890.60/2,364,752.70 = 511,967.40/x
  3. Step 3: Cross multiply
    1,576,890.60x = 2,364,752.70 × 511,967.40
  4. Step 4: Simplify right side
    1,576,890.60x = 1,210,676,291,461.98
  5. Step 5: Solve for x
    x = 1,210,676,291,461.98/1,576,890.60
  6. Step 6: Final answer
    x = 767,761.75

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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.