Home / 788,455.10-1,106,636.50-788,455.10

Finding the Fourth Proportional to 788,455.10, 1,106,636.50 and 788,455.10

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Solution

The fourth proportional to 788,455.10, 1,106,636.50 and 788,455.10 is: 1,106,636.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    788,455.10 : 1,106,636.50 = 788,455.10 : x
  2. Step 2: Convert to fraction form
    788,455.10/1,106,636.50 = 788,455.10/x
  3. Step 3: Cross multiply
    788,455.10x = 1,106,636.50 × 788,455.10
  4. Step 4: Simplify right side
    788,455.10x = 872,533,192,271.15
  5. Step 5: Solve for x
    x = 872,533,192,271.15/788,455.10
  6. Step 6: Final answer
    x = 1,106,636.50

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.40) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.