Home / 1,048,142.40-1,572,904.80-383,294.40

Finding the Fourth Proportional to 1,048,142.40, 1,572,904.80 and 383,294.40

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Solution

The fourth proportional to 1,048,142.40, 1,572,904.80 and 383,294.40 is: 575,194.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,048,142.40 : 1,572,904.80 = 383,294.40 : x
  2. Step 2: Convert to fraction form
    1,048,142.40/1,572,904.80 = 383,294.40/x
  3. Step 3: Cross multiply
    1,048,142.40x = 1,572,904.80 × 383,294.40
  4. Step 4: Simplify right side
    1,048,142.40x = 602,885,601,573.12
  5. Step 5: Solve for x
    x = 602,885,601,573.12/1,048,142.40
  6. Step 6: Final answer
    x = 575,194.36

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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.