Home / 1,103,133.27-1,521,886.17-637,901.18

Finding the Fourth Proportional to 1,103,133.27, 1,521,886.17 and 637,901.18

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Solution

The fourth proportional to 1,103,133.27, 1,521,886.17 and 637,901.18 is: 880,050.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,103,133.27 : 1,521,886.17 = 637,901.18 : x
  2. Step 2: Convert to fraction form
    1,103,133.27/1,521,886.17 = 637,901.18/x
  3. Step 3: Cross multiply
    1,103,133.27x = 1,521,886.17 × 637,901.18
  4. Step 4: Simplify right side
    1,103,133.27x = 970,812,980,047.17
  5. Step 5: Solve for x
    x = 970,812,980,047.17/1,103,133.27
  6. Step 6: Final answer
    x = 880,050.49

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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.