Home / 1,122,966.56-1,549,851.90-714,938.06

Finding the Fourth Proportional to 1,122,966.56, 1,549,851.90 and 714,938.06

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Solution

The fourth proportional to 1,122,966.56, 1,549,851.90 and 714,938.06 is: 986,715.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,122,966.56 : 1,549,851.90 = 714,938.06 : x
  2. Step 2: Convert to fraction form
    1,122,966.56/1,549,851.90 = 714,938.06/x
  3. Step 3: Cross multiply
    1,122,966.56x = 1,549,851.90 × 714,938.06
  4. Step 4: Simplify right side
    1,122,966.56x = 1,108,048,110,673.31
  5. Step 5: Solve for x
    x = 1,108,048,110,673.31/1,122,966.56
  6. Step 6: Final answer
    x = 986,715.14

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.