Home / 1,570,404.40-2,355,606.60-773,242.90

Finding the Fourth Proportional to 1,570,404.40, 2,355,606.60 and 773,242.90

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Solution

The fourth proportional to 1,570,404.40, 2,355,606.60 and 773,242.90 is: 1,159,864.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,570,404.40 : 2,355,606.60 = 773,242.90 : x
  2. Step 2: Convert to fraction form
    1,570,404.40/2,355,606.60 = 773,242.90/x
  3. Step 3: Cross multiply
    1,570,404.40x = 2,355,606.60 × 773,242.90
  4. Step 4: Simplify right side
    1,570,404.40x = 1,821,456,078,643.14
  5. Step 5: Solve for x
    x = 1,821,456,078,643.14/1,570,404.40
  6. Step 6: Final answer
    x = 1,159,864.35

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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.