Home / 2,937,985.60-4,407,592.80-943,643.20

Finding the Fourth Proportional to 2,937,985.60, 4,407,592.80 and 943,643.20

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Solution

The fourth proportional to 2,937,985.60, 4,407,592.80 and 943,643.20 is: 1,415,662.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,937,985.60 : 4,407,592.80 = 943,643.20 : x
  2. Step 2: Convert to fraction form
    2,937,985.60/4,407,592.80 = 943,643.20/x
  3. Step 3: Cross multiply
    2,937,985.60x = 4,407,592.80 × 943,643.20
  4. Step 4: Simplify right side
    2,937,985.60x = 4,159,194,974,088.96
  5. Step 5: Solve for x
    x = 4,159,194,974,088.96/2,937,985.60
  6. Step 6: Final answer
    x = 1,415,662.14

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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.