Home / 1,448,386.74-2,000,432.55-953,881.20

Finding the Fourth Proportional to 1,448,386.74, 2,000,432.55 and 953,881.20

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Solution

The fourth proportional to 1,448,386.74, 2,000,432.55 and 953,881.20 is: 1,317,448.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,448,386.74 : 2,000,432.55 = 953,881.20 : x
  2. Step 2: Convert to fraction form
    1,448,386.74/2,000,432.55 = 953,881.20/x
  3. Step 3: Cross multiply
    1,448,386.74x = 2,000,432.55 × 953,881.20
  4. Step 4: Simplify right side
    1,448,386.74x = 1,908,175,001,313.06
  5. Step 5: Solve for x
    x = 1,908,175,001,313.06/1,448,386.74
  6. Step 6: Final answer
    x = 1,317,448.54

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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.