Home / 1,637,707.80-2,459,096.10-891,211.80

Finding the Fourth Proportional to 1,637,707.80, 2,459,096.10 and 891,211.80

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Solution

The fourth proportional to 1,637,707.80, 2,459,096.10 and 891,211.80 is: 1,338,196.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,637,707.80 : 2,459,096.10 = 891,211.80 : x
  2. Step 2: Convert to fraction form
    1,637,707.80/2,459,096.10 = 891,211.80/x
  3. Step 3: Cross multiply
    1,637,707.80x = 2,459,096.10 × 891,211.80
  4. Step 4: Simplify right side
    1,637,707.80x = 2,191,575,461,653.98
  5. Step 5: Solve for x
    x = 2,191,575,461,653.98/1,637,707.80
  6. Step 6: Final answer
    x = 1,338,196.88

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.