Home / 1,942,329.60-2,912,803.20-877,881.60

Finding the Fourth Proportional to 1,942,329.60, 2,912,803.20 and 877,881.60

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Solution

The fourth proportional to 1,942,329.60, 2,912,803.20 and 877,881.60 is: 1,316,510.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,942,329.60 : 2,912,803.20 = 877,881.60 : x
  2. Step 2: Convert to fraction form
    1,942,329.60/2,912,803.20 = 877,881.60/x
  3. Step 3: Cross multiply
    1,942,329.60x = 2,912,803.20 × 877,881.60
  4. Step 4: Simplify right side
    1,942,329.60x = 2,557,096,333,701.12
  5. Step 5: Solve for x
    x = 2,557,096,333,701.12/1,942,329.60
  6. Step 6: Final answer
    x = 1,316,510.00

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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.