Home / 1,495,307.40-2,242,961.10-698,145.90

Finding the Fourth Proportional to 1,495,307.40, 2,242,961.10 and 698,145.90

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Solution

The fourth proportional to 1,495,307.40, 2,242,961.10 and 698,145.90 is: 1,047,218.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,495,307.40 : 2,242,961.10 = 698,145.90 : x
  2. Step 2: Convert to fraction form
    1,495,307.40/2,242,961.10 = 698,145.90/x
  3. Step 3: Cross multiply
    1,495,307.40x = 2,242,961.10 × 698,145.90
  4. Step 4: Simplify right side
    1,495,307.40x = 1,565,914,095,824.49
  5. Step 5: Solve for x
    x = 1,565,914,095,824.49/1,495,307.40
  6. Step 6: Final answer
    x = 1,047,218.85

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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.