Home / 1,572,307.20-2,357,294.40-673,012.80

Finding the Fourth Proportional to 1,572,307.20, 2,357,294.40 and 673,012.80

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Solution

The fourth proportional to 1,572,307.20, 2,357,294.40 and 673,012.80 is: 1,009,019.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,572,307.20 : 2,357,294.40 = 673,012.80 : x
  2. Step 2: Convert to fraction form
    1,572,307.20/2,357,294.40 = 673,012.80/x
  3. Step 3: Cross multiply
    1,572,307.20x = 2,357,294.40 × 673,012.80
  4. Step 4: Simplify right side
    1,572,307.20x = 1,586,489,304,568.32
  5. Step 5: Solve for x
    x = 1,586,489,304,568.32/1,572,307.20
  6. Step 6: Final answer
    x = 1,009,019.93

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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.