Home / 2,421,223.90-3,341,041.72-1,490,783.90

Finding the Fourth Proportional to 2,421,223.90, 3,341,041.72 and 1,490,783.90

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Solution

The fourth proportional to 2,421,223.90, 3,341,041.72 and 1,490,783.90 is: 2,057,129.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,421,223.90 : 3,341,041.72 = 1,490,783.90 : x
  2. Step 2: Convert to fraction form
    2,421,223.90/3,341,041.72 = 1,490,783.90/x
  3. Step 3: Cross multiply
    2,421,223.90x = 3,341,041.72 × 1,490,783.90
  4. Step 4: Simplify right side
    2,421,223.90x = 4,980,771,205,404.31
  5. Step 5: Solve for x
    x = 4,980,771,205,404.31/2,421,223.90
  6. Step 6: Final answer
    x = 2,057,129.54

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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.