Home / 2,009,205-2,772,704.02-1,103,845.32

Finding the Fourth Proportional to 2,009,205, 2,772,704.02 and 1,103,845.32

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Solution

The fourth proportional to 2,009,205, 2,772,704.02 and 1,103,845.32 is: 1,523,307.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,009,205 : 2,772,704.02 = 1,103,845.32 : x
  2. Step 2: Convert to fraction form
    2,009,205/2,772,704.02 = 1,103,845.32/x
  3. Step 3: Cross multiply
    2,009,205x = 2,772,704.02 × 1,103,845.32
  4. Step 4: Simplify right side
    2,009,205x = 3,060,636,356,222.19
  5. Step 5: Solve for x
    x = 3,060,636,356,222.19/2,009,205
  6. Step 6: Final answer
    x = 1,523,307.16

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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.