Home / 1,423,018.98-1,962,435.32-1,133,592.76

Finding the Fourth Proportional to 1,423,018.98, 1,962,435.32 and 1,133,592.76

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Solution

The fourth proportional to 1,423,018.98, 1,962,435.32 and 1,133,592.76 is: 1,563,297.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,423,018.98 : 1,962,435.32 = 1,133,592.76 : x
  2. Step 2: Convert to fraction form
    1,423,018.98/1,962,435.32 = 1,133,592.76/x
  3. Step 3: Cross multiply
    1,423,018.98x = 1,962,435.32 × 1,133,592.76
  4. Step 4: Simplify right side
    1,423,018.98x = 2,224,602,470,720.28
  5. Step 5: Solve for x
    x = 2,224,602,470,720.28/1,423,018.98
  6. Step 6: Final answer
    x = 1,563,297.82

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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.