Home / 1,358,714.41-1,875,029.77-777,946.45

Finding the Fourth Proportional to 1,358,714.41, 1,875,029.77 and 777,946.45

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Solution

The fourth proportional to 1,358,714.41, 1,875,029.77 and 777,946.45 is: 1,073,568.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,358,714.41 : 1,875,029.77 = 777,946.45 : x
  2. Step 2: Convert to fraction form
    1,358,714.41/1,875,029.77 = 777,946.45/x
  3. Step 3: Cross multiply
    1,358,714.41x = 1,875,029.77 × 777,946.45
  4. Step 4: Simplify right side
    1,358,714.41x = 1,458,672,742,048.52
  5. Step 5: Solve for x
    x = 1,458,672,742,048.52/1,358,714.41
  6. Step 6: Final answer
    x = 1,073,568.31

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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.