Home / 1,362,603.40-2,043,905.10-415,851.10

Finding the Fourth Proportional to 1,362,603.40, 2,043,905.10 and 415,851.10

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Solution

The fourth proportional to 1,362,603.40, 2,043,905.10 and 415,851.10 is: 623,776.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,362,603.40 : 2,043,905.10 = 415,851.10 : x
  2. Step 2: Convert to fraction form
    1,362,603.40/2,043,905.10 = 415,851.10/x
  3. Step 3: Cross multiply
    1,362,603.40x = 2,043,905.10 × 415,851.10
  4. Step 4: Simplify right side
    1,362,603.40x = 849,960,184,130.61
  5. Step 5: Solve for x
    x = 849,960,184,130.61/1,362,603.40
  6. Step 6: Final answer
    x = 623,776.65

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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.