Home / 5,265,337.20-7,898,005.80-2,430,985.20

Finding the Fourth Proportional to 5,265,337.20, 7,898,005.80 and 2,430,985.20

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Solution

The fourth proportional to 5,265,337.20, 7,898,005.80 and 2,430,985.20 is: 3,646,477.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,265,337.20 : 7,898,005.80 = 2,430,985.20 : x
  2. Step 2: Convert to fraction form
    5,265,337.20/7,898,005.80 = 2,430,985.20/x
  3. Step 3: Cross multiply
    5,265,337.20x = 7,898,005.80 × 2,430,985.20
  4. Step 4: Simplify right side
    5,265,337.20x = 19,199,935,209,314.16
  5. Step 5: Solve for x
    x = 19,199,935,209,314.16/5,265,337.20
  6. Step 6: Final answer
    x = 3,646,477.80

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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.