Home / 1,107,003.40-1,657,005.90-792,075.40

Finding the Fourth Proportional to 1,107,003.40, 1,657,005.90 and 792,075.40

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Solution

The fourth proportional to 1,107,003.40, 1,657,005.90 and 792,075.40 is: 1,185,609.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,107,003.40 : 1,657,005.90 = 792,075.40 : x
  2. Step 2: Convert to fraction form
    1,107,003.40/1,657,005.90 = 792,075.40/x
  3. Step 3: Cross multiply
    1,107,003.40x = 1,657,005.90 × 792,075.40
  4. Step 4: Simplify right side
    1,107,003.40x = 1,312,473,611,044.86
  5. Step 5: Solve for x
    x = 1,312,473,611,044.86/1,107,003.40
  6. Step 6: Final answer
    x = 1,185,609.38

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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.