Home / 1,152,078.80-1,725,785.40-652,859.60

Finding the Fourth Proportional to 1,152,078.80, 1,725,785.40 and 652,859.60

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Solution

The fourth proportional to 1,152,078.80, 1,725,785.40 and 652,859.60 is: 977,967.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,152,078.80 : 1,725,785.40 = 652,859.60 : x
  2. Step 2: Convert to fraction form
    1,152,078.80/1,725,785.40 = 652,859.60/x
  3. Step 3: Cross multiply
    1,152,078.80x = 1,725,785.40 × 652,859.60
  4. Step 4: Simplify right side
    1,152,078.80x = 1,126,695,565,929.84
  5. Step 5: Solve for x
    x = 1,126,695,565,929.84/1,152,078.80
  6. Step 6: Final answer
    x = 977,967.45

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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.