Home / 1,939,938.16-2,676,872.07-1,124,127.02

Finding the Fourth Proportional to 1,939,938.16, 2,676,872.07 and 1,124,127.02

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Solution

The fourth proportional to 1,939,938.16, 2,676,872.07 and 1,124,127.02 is: 1,551,154.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,939,938.16 : 2,676,872.07 = 1,124,127.02 : x
  2. Step 2: Convert to fraction form
    1,939,938.16/2,676,872.07 = 1,124,127.02/x
  3. Step 3: Cross multiply
    1,939,938.16x = 2,676,872.07 × 1,124,127.02
  4. Step 4: Simplify right side
    1,939,938.16x = 3,009,144,203,965.34
  5. Step 5: Solve for x
    x = 3,009,144,203,965.34/1,939,938.16
  6. Step 6: Final answer
    x = 1,551,154.70

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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.