Home / 1,365,851.20-2,048,008.80-524,430.40

Finding the Fourth Proportional to 1,365,851.20, 2,048,008.80 and 524,430.40

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Solution

The fourth proportional to 1,365,851.20, 2,048,008.80 and 524,430.40 is: 786,350.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,365,851.20 : 2,048,008.80 = 524,430.40 : x
  2. Step 2: Convert to fraction form
    1,365,851.20/2,048,008.80 = 524,430.40/x
  3. Step 3: Cross multiply
    1,365,851.20x = 2,048,008.80 × 524,430.40
  4. Step 4: Simplify right side
    1,365,851.20x = 1,074,038,074,187.52
  5. Step 5: Solve for x
    x = 1,074,038,074,187.52/1,365,851.20
  6. Step 6: Final answer
    x = 786,350.72

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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.