Home / 877,815.40-1,316,723.10-736,097.80

Finding the Fourth Proportional to 877,815.40, 1,316,723.10 and 736,097.80

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Solution

The fourth proportional to 877,815.40, 1,316,723.10 and 736,097.80 is: 1,104,146.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    877,815.40 : 1,316,723.10 = 736,097.80 : x
  2. Step 2: Convert to fraction form
    877,815.40/1,316,723.10 = 736,097.80/x
  3. Step 3: Cross multiply
    877,815.40x = 1,316,723.10 × 736,097.80
  4. Step 4: Simplify right side
    877,815.40x = 969,236,977,119.18
  5. Step 5: Solve for x
    x = 969,236,977,119.18/877,815.40
  6. Step 6: Final answer
    x = 1,104,146.70

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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.