Home / 1,113,894.02-1,671,200.89-515,247.89

Finding the Fourth Proportional to 1,113,894.02, 1,671,200.89 and 515,247.89

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Solution

The fourth proportional to 1,113,894.02, 1,671,200.89 and 515,247.89 is: 773,038.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,113,894.02 : 1,671,200.89 = 515,247.89 : x
  2. Step 2: Convert to fraction form
    1,113,894.02/1,671,200.89 = 515,247.89/x
  3. Step 3: Cross multiply
    1,113,894.02x = 1,671,200.89 × 515,247.89
  4. Step 4: Simplify right side
    1,113,894.02x = 861,082,735,228.51
  5. Step 5: Solve for x
    x = 861,082,735,228.51/1,113,894.02
  6. Step 6: Final answer
    x = 773,038.29

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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.