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Finding the Fourth Proportional to 4,829,603.40, 7,228,658.70 and 4,829,603.40

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Solution

The fourth proportional to 4,829,603.40, 7,228,658.70 and 4,829,603.40 is: 7,228,658.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,829,603.40 : 7,228,658.70 = 4,829,603.40 : x
  2. Step 2: Convert to fraction form
    4,829,603.40/7,228,658.70 = 4,829,603.40/x
  3. Step 3: Cross multiply
    4,829,603.40x = 7,228,658.70 × 4,829,603.40
  4. Step 4: Simplify right side
    4,829,603.40x = 34,911,554,634,959.58
  5. Step 5: Solve for x
    x = 34,911,554,634,959.58/4,829,603.40
  6. Step 6: Final answer
    x = 7,228,658.70

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1.5x scale

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.