Home / 1,344,228.23-1,855,017.90-732,406.47

Finding the Fourth Proportional to 1,344,228.23, 1,855,017.90 and 732,406.47

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Solution

The fourth proportional to 1,344,228.23, 1,855,017.90 and 732,406.47 is: 1,010,711.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,344,228.23 : 1,855,017.90 = 732,406.47 : x
  2. Step 2: Convert to fraction form
    1,344,228.23/1,855,017.90 = 732,406.47/x
  3. Step 3: Cross multiply
    1,344,228.23x = 1,855,017.90 × 732,406.47
  4. Step 4: Simplify right side
    1,344,228.23x = 1,358,627,111,925.81
  5. Step 5: Solve for x
    x = 1,358,627,111,925.81/1,344,228.23
  6. Step 6: Final answer
    x = 1,010,711.64

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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.