Home / 1,075,603.40-1,609,905.90-837,657.80

Finding the Fourth Proportional to 1,075,603.40, 1,609,905.90 and 837,657.80

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Solution

The fourth proportional to 1,075,603.40, 1,609,905.90 and 837,657.80 is: 1,253,761.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,075,603.40 : 1,609,905.90 = 837,657.80 : x
  2. Step 2: Convert to fraction form
    1,075,603.40/1,609,905.90 = 837,657.80/x
  3. Step 3: Cross multiply
    1,075,603.40x = 1,609,905.90 × 837,657.80
  4. Step 4: Simplify right side
    1,075,603.40x = 1,348,550,234,401.02
  5. Step 5: Solve for x
    x = 1,348,550,234,401.02/1,075,603.40
  6. Step 6: Final answer
    x = 1,253,761.60

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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.