Home / 1,911,347.02-2,637,065.14-1,084,284.45

Finding the Fourth Proportional to 1,911,347.02, 2,637,065.14 and 1,084,284.45

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Solution

The fourth proportional to 1,911,347.02, 2,637,065.14 and 1,084,284.45 is: 1,495,975.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,911,347.02 : 2,637,065.14 = 1,084,284.45 : x
  2. Step 2: Convert to fraction form
    1,911,347.02/2,637,065.14 = 1,084,284.45/x
  3. Step 3: Cross multiply
    1,911,347.02x = 2,637,065.14 × 1,084,284.45
  4. Step 4: Simplify right side
    1,911,347.02x = 2,859,328,731,325.18
  5. Step 5: Solve for x
    x = 2,859,328,731,325.18/1,911,347.02
  6. Step 6: Final answer
    x = 1,495,975.71

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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.