Home / 1,148,886.40-1,724,107.20-517,475.20

Finding the Fourth Proportional to 1,148,886.40, 1,724,107.20 and 517,475.20

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Solution

The fourth proportional to 1,148,886.40, 1,724,107.20 and 517,475.20 is: 776,563.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,148,886.40 : 1,724,107.20 = 517,475.20 : x
  2. Step 2: Convert to fraction form
    1,148,886.40/1,724,107.20 = 517,475.20/x
  3. Step 3: Cross multiply
    1,148,886.40x = 1,724,107.20 × 517,475.20
  4. Step 4: Simplify right side
    1,148,886.40x = 892,182,718,141.44
  5. Step 5: Solve for x
    x = 892,182,718,141.44/1,148,886.40
  6. Step 6: Final answer
    x = 776,563.04

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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.