Home / 1,911,215.16-2,637,477.32-1,051,775.46

Finding the Fourth Proportional to 1,911,215.16, 2,637,477.32 and 1,051,775.46

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Solution

The fourth proportional to 1,911,215.16, 2,637,477.32 and 1,051,775.46 is: 1,451,450.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,911,215.16 : 2,637,477.32 = 1,051,775.46 : x
  2. Step 2: Convert to fraction form
    1,911,215.16/2,637,477.32 = 1,051,775.46/x
  3. Step 3: Cross multiply
    1,911,215.16x = 2,637,477.32 × 1,051,775.46
  4. Step 4: Simplify right side
    1,911,215.16x = 2,774,033,916,223.69
  5. Step 5: Solve for x
    x = 2,774,033,916,223.69/1,911,215.16
  6. Step 6: Final answer
    x = 1,451,450.35

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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.