Home / 1,487,798.40-2,053,137.60-808,752

Finding the Fourth Proportional to 1,487,798.40, 2,053,137.60 and 808,752

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Solution

The fourth proportional to 1,487,798.40, 2,053,137.60 and 808,752 is: 1,116,064.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,487,798.40 : 2,053,137.60 = 808,752 : x
  2. Step 2: Convert to fraction form
    1,487,798.40/2,053,137.60 = 808,752/x
  3. Step 3: Cross multiply
    1,487,798.40x = 2,053,137.60 × 808,752
  4. Step 4: Simplify right side
    1,487,798.40x = 1,660,479,140,275.20
  5. Step 5: Solve for x
    x = 1,660,479,140,275.20/1,487,798.40
  6. Step 6: Final answer
    x = 1,116,064.61

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.