Home / 1,358,360.88-1,874,547-849,361.20

Finding the Fourth Proportional to 1,358,360.88, 1,874,547 and 849,361.20

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Solution

The fourth proportional to 1,358,360.88, 1,874,547 and 849,361.20 is: 1,172,124.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,358,360.88 : 1,874,547 = 849,361.20 : x
  2. Step 2: Convert to fraction form
    1,358,360.88/1,874,547 = 849,361.20/x
  3. Step 3: Cross multiply
    1,358,360.88x = 1,874,547 × 849,361.20
  4. Step 4: Simplify right side
    1,358,360.88x = 1,592,167,489,376.40
  5. Step 5: Solve for x
    x = 1,592,167,489,376.40/1,358,360.88
  6. Step 6: Final answer
    x = 1,172,124.07

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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.