Home / 3,130,237.60-4,698,466.80-1,534,602.40

Finding the Fourth Proportional to 3,130,237.60, 4,698,466.80 and 1,534,602.40

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Solution

The fourth proportional to 3,130,237.60, 4,698,466.80 and 1,534,602.40 is: 2,303,428.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,130,237.60 : 4,698,466.80 = 1,534,602.40 : x
  2. Step 2: Convert to fraction form
    3,130,237.60/4,698,466.80 = 1,534,602.40/x
  3. Step 3: Cross multiply
    3,130,237.60x = 4,698,466.80 × 1,534,602.40
  4. Step 4: Simplify right side
    3,130,237.60x = 7,210,278,427,600.32
  5. Step 5: Solve for x
    x = 7,210,278,427,600.32/3,130,237.60
  6. Step 6: Final answer
    x = 2,303,428.48

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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.