Home / 5,071,685-7,607,970.30-1,285,168.01

Finding the Fourth Proportional to 5,071,685, 7,607,970.30 and 1,285,168.01

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Solution

The fourth proportional to 5,071,685, 7,607,970.30 and 1,285,168.01 is: 1,927,864.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,071,685 : 7,607,970.30 = 1,285,168.01 : x
  2. Step 2: Convert to fraction form
    5,071,685/7,607,970.30 = 1,285,168.01/x
  3. Step 3: Cross multiply
    5,071,685x = 7,607,970.30 × 1,285,168.01
  4. Step 4: Simplify right side
    5,071,685x = 9,777,520,050,590.10
  5. Step 5: Solve for x
    x = 9,777,520,050,590.10/5,071,685
  6. Step 6: Final answer
    x = 1,927,864.22

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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.