Home / 1,347,099.74-2,020,972.53-448,549.60

Finding the Fourth Proportional to 1,347,099.74, 2,020,972.53 and 448,549.60

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Solution

The fourth proportional to 1,347,099.74, 2,020,972.53 and 448,549.60 is: 672,931.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,347,099.74 : 2,020,972.53 = 448,549.60 : x
  2. Step 2: Convert to fraction form
    1,347,099.74/2,020,972.53 = 448,549.60/x
  3. Step 3: Cross multiply
    1,347,099.74x = 2,020,972.53 × 448,549.60
  4. Step 4: Simplify right side
    1,347,099.74x = 906,506,417,838.35
  5. Step 5: Solve for x
    x = 906,506,417,838.35/1,347,099.74
  6. Step 6: Final answer
    x = 672,931.92

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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.