Home / 1,480,001.40-2,219,751.72-414,798.30

Finding the Fourth Proportional to 1,480,001.40, 2,219,751.72 and 414,798.30

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Solution

The fourth proportional to 1,480,001.40, 2,219,751.72 and 414,798.30 is: 622,127.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,480,001.40 : 2,219,751.72 = 414,798.30 : x
  2. Step 2: Convert to fraction form
    1,480,001.40/2,219,751.72 = 414,798.30/x
  3. Step 3: Cross multiply
    1,480,001.40x = 2,219,751.72 × 414,798.30
  4. Step 4: Simplify right side
    1,480,001.40x = 920,749,239,878.08
  5. Step 5: Solve for x
    x = 920,749,239,878.08/1,480,001.40
  6. Step 6: Final answer
    x = 622,127.28

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1.5x scale

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.