Home / 1,047,142.00-1,569,259.74-477,130.06

Finding the Fourth Proportional to 1,047,142.00, 1,569,259.74 and 477,130.06

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Solution

The fourth proportional to 1,047,142.00, 1,569,259.74 and 477,130.06 is: 715,032.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,047,142.00 : 1,569,259.74 = 477,130.06 : x
  2. Step 2: Convert to fraction form
    1,047,142.00/1,569,259.74 = 477,130.06/x
  3. Step 3: Cross multiply
    1,047,142.00x = 1,569,259.74 × 477,130.06
  4. Step 4: Simplify right side
    1,047,142.00x = 748,740,986,055.49
  5. Step 5: Solve for x
    x = 748,740,986,055.49/1,047,142.00
  6. Step 6: Final answer
    x = 715,032.91

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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.