Home / 1,316,373.28-1,974,636.47-369,817.81

Finding the Fourth Proportional to 1,316,373.28, 1,974,636.47 and 369,817.81

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Solution

The fourth proportional to 1,316,373.28, 1,974,636.47 and 369,817.81 is: 554,748.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,316,373.28 : 1,974,636.47 = 369,817.81 : x
  2. Step 2: Convert to fraction form
    1,316,373.28/1,974,636.47 = 369,817.81/x
  3. Step 3: Cross multiply
    1,316,373.28x = 1,974,636.47 × 369,817.81
  4. Step 4: Simplify right side
    1,316,373.28x = 730,255,728,095.85
  5. Step 5: Solve for x
    x = 730,255,728,095.85/1,316,373.28
  6. Step 6: Final answer
    x = 554,748.22

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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.