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Finding the Fourth Proportional to 700,070.70, 1,050,106.05 and 700,070.70

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Solution

The fourth proportional to 700,070.70, 1,050,106.05 and 700,070.70 is: 1,050,106.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    700,070.70 : 1,050,106.05 = 700,070.70 : x
  2. Step 2: Convert to fraction form
    700,070.70/1,050,106.05 = 700,070.70/x
  3. Step 3: Cross multiply
    700,070.70x = 1,050,106.05 × 700,070.70
  4. Step 4: Simplify right side
    700,070.70x = 735,148,477,497.74
  5. Step 5: Solve for x
    x = 735,148,477,497.74/700,070.70
  6. Step 6: Final answer
    x = 1,050,106.05

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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.