Home / 3,816,894.78-5,725,210.95-977,031.54

Finding the Fourth Proportional to 3,816,894.78, 5,725,210.95 and 977,031.54

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Solution

The fourth proportional to 3,816,894.78, 5,725,210.95 and 977,031.54 is: 1,465,513.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,816,894.78 : 5,725,210.95 = 977,031.54 : x
  2. Step 2: Convert to fraction form
    3,816,894.78/5,725,210.95 = 977,031.54/x
  3. Step 3: Cross multiply
    3,816,894.78x = 5,725,210.95 × 977,031.54
  4. Step 4: Simplify right side
    3,816,894.78x = 5,593,711,671,303.36
  5. Step 5: Solve for x
    x = 5,593,711,671,303.36/3,816,894.78
  6. Step 6: Final answer
    x = 1,465,513.72

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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.