Home / 1,013,373.18-1,398,433.41-554,485.91

Finding the Fourth Proportional to 1,013,373.18, 1,398,433.41 and 554,485.91

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Solution

The fourth proportional to 1,013,373.18, 1,398,433.41 and 554,485.91 is: 765,178.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,013,373.18 : 1,398,433.41 = 554,485.91 : x
  2. Step 2: Convert to fraction form
    1,013,373.18/1,398,433.41 = 554,485.91/x
  3. Step 3: Cross multiply
    1,013,373.18x = 1,398,433.41 × 554,485.91
  4. Step 4: Simplify right side
    1,013,373.18x = 775,411,614,926.09
  5. Step 5: Solve for x
    x = 775,411,614,926.09/1,013,373.18
  6. Step 6: Final answer
    x = 765,178.74

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