Home / 4,724,105.40-7,087,907.70-1,886,254.20

Finding the Fourth Proportional to 4,724,105.40, 7,087,907.70 and 1,886,254.20

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Solution

The fourth proportional to 4,724,105.40, 7,087,907.70 and 1,886,254.20 is: 2,830,079.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,724,105.40 : 7,087,907.70 = 1,886,254.20 : x
  2. Step 2: Convert to fraction form
    4,724,105.40/7,087,907.70 = 1,886,254.20/x
  3. Step 3: Cross multiply
    4,724,105.40x = 7,087,907.70 × 1,886,254.20
  4. Step 4: Simplify right side
    4,724,105.40x = 13,369,595,668,337.34
  5. Step 5: Solve for x
    x = 13,369,595,668,337.34/4,724,105.40
  6. Step 6: Final answer
    x = 2,830,079.89

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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.