Home / 1,934,031.60-2,901,047.40-977,437.80

Finding the Fourth Proportional to 1,934,031.60, 2,901,047.40 and 977,437.80

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Solution

The fourth proportional to 1,934,031.60, 2,901,047.40 and 977,437.80 is: 1,466,156.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,934,031.60 : 2,901,047.40 = 977,437.80 : x
  2. Step 2: Convert to fraction form
    1,934,031.60/2,901,047.40 = 977,437.80/x
  3. Step 3: Cross multiply
    1,934,031.60x = 2,901,047.40 × 977,437.80
  4. Step 4: Simplify right side
    1,934,031.60x = 2,835,593,388,351.72
  5. Step 5: Solve for x
    x = 2,835,593,388,351.72/1,934,031.60
  6. Step 6: Final answer
    x = 1,466,156.70

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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.