Home / 1,349,411-1,860,981.87-1,119,604.46

Finding the Fourth Proportional to 1,349,411, 1,860,981.87 and 1,119,604.46

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Solution

The fourth proportional to 1,349,411, 1,860,981.87 and 1,119,604.46 is: 1,544,054.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,349,411 : 1,860,981.87 = 1,119,604.46 : x
  2. Step 2: Convert to fraction form
    1,349,411/1,860,981.87 = 1,119,604.46/x
  3. Step 3: Cross multiply
    1,349,411x = 1,860,981.87 × 1,119,604.46
  4. Step 4: Simplify right side
    1,349,411x = 2,083,563,601,631.14
  5. Step 5: Solve for x
    x = 2,083,563,601,631.14/1,349,411
  6. Step 6: Final answer
    x = 1,544,054.11

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.