Home / 1,911,386.43-2,637,411.03-1,095,432.93

Finding the Fourth Proportional to 1,911,386.43, 2,637,411.03 and 1,095,432.93

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Solution

The fourth proportional to 1,911,386.43, 2,637,411.03 and 1,095,432.93 is: 1,511,524.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,911,386.43 : 2,637,411.03 = 1,095,432.93 : x
  2. Step 2: Convert to fraction form
    1,911,386.43/2,637,411.03 = 1,095,432.93/x
  3. Step 3: Cross multiply
    1,911,386.43x = 2,637,411.03 × 1,095,432.93
  4. Step 4: Simplify right side
    1,911,386.43x = 2,889,106,892,207.22
  5. Step 5: Solve for x
    x = 2,889,106,892,207.22/1,911,386.43
  6. Step 6: Final answer
    x = 1,511,524.22

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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.