Home / 1,534,420.80-2,301,631.20-975,931.20

Finding the Fourth Proportional to 1,534,420.80, 2,301,631.20 and 975,931.20

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Solution

The fourth proportional to 1,534,420.80, 2,301,631.20 and 975,931.20 is: 1,463,896.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,534,420.80 : 2,301,631.20 = 975,931.20 : x
  2. Step 2: Convert to fraction form
    1,534,420.80/2,301,631.20 = 975,931.20/x
  3. Step 3: Cross multiply
    1,534,420.80x = 2,301,631.20 × 975,931.20
  4. Step 4: Simplify right side
    1,534,420.80x = 2,246,233,698,973.44
  5. Step 5: Solve for x
    x = 2,246,233,698,973.44/1,534,420.80
  6. Step 6: Final answer
    x = 1,463,896.80

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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.