Home / 1,488,402.40-2,232,603.60-1,477,904.80

Finding the Fourth Proportional to 1,488,402.40, 2,232,603.60 and 1,477,904.80

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Solution

The fourth proportional to 1,488,402.40, 2,232,603.60 and 1,477,904.80 is: 2,216,857.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,488,402.40 : 2,232,603.60 = 1,477,904.80 : x
  2. Step 2: Convert to fraction form
    1,488,402.40/2,232,603.60 = 1,477,904.80/x
  3. Step 3: Cross multiply
    1,488,402.40x = 2,232,603.60 × 1,477,904.80
  4. Step 4: Simplify right side
    1,488,402.40x = 3,299,575,576,937.28
  5. Step 5: Solve for x
    x = 3,299,575,576,937.28/1,488,402.40
  6. Step 6: Final answer
    x = 2,216,857.20

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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.