Home / 1,000,490.02-1,501,544.22-775,316.50

Finding the Fourth Proportional to 1,000,490.02, 1,501,544.22 and 775,316.50

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Solution

The fourth proportional to 1,000,490.02, 1,501,544.22 and 775,316.50 is: 1,163,601.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,000,490.02 : 1,501,544.22 = 775,316.50 : x
  2. Step 2: Convert to fraction form
    1,000,490.02/1,501,544.22 = 775,316.50/x
  3. Step 3: Cross multiply
    1,000,490.02x = 1,501,544.22 × 775,316.50
  4. Step 4: Simplify right side
    1,000,490.02x = 1,164,172,009,245.63
  5. Step 5: Solve for x
    x = 1,164,172,009,245.63/1,000,490.02
  6. Step 6: Final answer
    x = 1,163,601.82

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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.