Home / 2,425,783.20-3,638,674.80-742,886.70

Finding the Fourth Proportional to 2,425,783.20, 3,638,674.80 and 742,886.70

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Solution

The fourth proportional to 2,425,783.20, 3,638,674.80 and 742,886.70 is: 1,114,330.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,425,783.20 : 3,638,674.80 = 742,886.70 : x
  2. Step 2: Convert to fraction form
    2,425,783.20/3,638,674.80 = 742,886.70/x
  3. Step 3: Cross multiply
    2,425,783.20x = 3,638,674.80 × 742,886.70
  4. Step 4: Simplify right side
    2,425,783.20x = 2,703,123,114,545.16
  5. Step 5: Solve for x
    x = 2,703,123,114,545.16/2,425,783.20
  6. Step 6: Final answer
    x = 1,114,330.05

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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.