Home / 1,300,528.02-1,951,352.49-542,518.80

Finding the Fourth Proportional to 1,300,528.02, 1,951,352.49 and 542,518.80

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Solution

The fourth proportional to 1,300,528.02, 1,951,352.49 and 542,518.80 is: 814,012.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,300,528.02 : 1,951,352.49 = 542,518.80 : x
  2. Step 2: Convert to fraction form
    1,300,528.02/1,951,352.49 = 542,518.80/x
  3. Step 3: Cross multiply
    1,300,528.02x = 1,951,352.49 × 542,518.80
  4. Step 4: Simplify right side
    1,300,528.02x = 1,058,645,411,251.81
  5. Step 5: Solve for x
    x = 1,058,645,411,251.81/1,300,528.02
  6. Step 6: Final answer
    x = 814,012.00

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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.