Home / 3,219,207.80-4,828,811.70-975,457.40

Finding the Fourth Proportional to 3,219,207.80, 4,828,811.70 and 975,457.40

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Solution

The fourth proportional to 3,219,207.80, 4,828,811.70 and 975,457.40 is: 1,463,186.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,219,207.80 : 4,828,811.70 = 975,457.40 : x
  2. Step 2: Convert to fraction form
    3,219,207.80/4,828,811.70 = 975,457.40/x
  3. Step 3: Cross multiply
    3,219,207.80x = 4,828,811.70 × 975,457.40
  4. Step 4: Simplify right side
    3,219,207.80x = 4,710,300,105,971.58
  5. Step 5: Solve for x
    x = 4,710,300,105,971.58/3,219,207.80
  6. Step 6: Final answer
    x = 1,463,186.10

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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.