Home / 1,559,938-2,339,611.08-760,415.44

Finding the Fourth Proportional to 1,559,938, 2,339,611.08 and 760,415.44

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Solution

The fourth proportional to 1,559,938, 2,339,611.08 and 760,415.44 is: 1,140,478.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,559,938 : 2,339,611.08 = 760,415.44 : x
  2. Step 2: Convert to fraction form
    1,559,938/2,339,611.08 = 760,415.44/x
  3. Step 3: Cross multiply
    1,559,938x = 2,339,611.08 × 760,415.44
  4. Step 4: Simplify right side
    1,559,938x = 1,779,076,388,827.08
  5. Step 5: Solve for x
    x = 1,779,076,388,827.08/1,559,938
  6. Step 6: Final answer
    x = 1,140,478.91

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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.