Home / 1,300,666.60-1,950,999.90-552,615.40

Finding the Fourth Proportional to 1,300,666.60, 1,950,999.90 and 552,615.40

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Solution

The fourth proportional to 1,300,666.60, 1,950,999.90 and 552,615.40 is: 828,923.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,300,666.60 : 1,950,999.90 = 552,615.40 : x
  2. Step 2: Convert to fraction form
    1,300,666.60/1,950,999.90 = 552,615.40/x
  3. Step 3: Cross multiply
    1,300,666.60x = 1,950,999.90 × 552,615.40
  4. Step 4: Simplify right side
    1,300,666.60x = 1,078,152,590,138.46
  5. Step 5: Solve for x
    x = 1,078,152,590,138.46/1,300,666.60
  6. Step 6: Final answer
    x = 828,923.10

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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.