Home / 1,283,959.23-1,925,934.21-385,397.07

Finding the Fourth Proportional to 1,283,959.23, 1,925,934.21 and 385,397.07

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Solution

The fourth proportional to 1,283,959.23, 1,925,934.21 and 385,397.07 is: 578,094.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,283,959.23 : 1,925,934.21 = 385,397.07 : x
  2. Step 2: Convert to fraction form
    1,283,959.23/1,925,934.21 = 385,397.07/x
  3. Step 3: Cross multiply
    1,283,959.23x = 1,925,934.21 × 385,397.07
  4. Step 4: Simplify right side
    1,283,959.23x = 742,249,401,546.77
  5. Step 5: Solve for x
    x = 742,249,401,546.77/1,283,959.23
  6. Step 6: Final answer
    x = 578,094.21

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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.