Home / 1,557,946.60-2,338,232.10-611,996.20

Finding the Fourth Proportional to 1,557,946.60, 2,338,232.10 and 611,996.20

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Solution

The fourth proportional to 1,557,946.60, 2,338,232.10 and 611,996.20 is: 918,509.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,557,946.60 : 2,338,232.10 = 611,996.20 : x
  2. Step 2: Convert to fraction form
    1,557,946.60/2,338,232.10 = 611,996.20/x
  3. Step 3: Cross multiply
    1,557,946.60x = 2,338,232.10 × 611,996.20
  4. Step 4: Simplify right side
    1,557,946.60x = 1,430,989,159,918.02
  5. Step 5: Solve for x
    x = 1,430,989,159,918.02/1,557,946.60
  6. Step 6: Final answer
    x = 918,509.76

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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.