Home / 1,036,755.40-1,555,133.10-977,706.40

Finding the Fourth Proportional to 1,036,755.40, 1,555,133.10 and 977,706.40

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Solution

The fourth proportional to 1,036,755.40, 1,555,133.10 and 977,706.40 is: 1,466,559.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,036,755.40 : 1,555,133.10 = 977,706.40 : x
  2. Step 2: Convert to fraction form
    1,036,755.40/1,555,133.10 = 977,706.40/x
  3. Step 3: Cross multiply
    1,036,755.40x = 1,555,133.10 × 977,706.40
  4. Step 4: Simplify right side
    1,036,755.40x = 1,520,463,584,721.84
  5. Step 5: Solve for x
    x = 1,520,463,584,721.84/1,036,755.40
  6. Step 6: Final answer
    x = 1,466,559.60

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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.