Home / 1,429,095.81-2,142,013.03-575,621.19

Finding the Fourth Proportional to 1,429,095.81, 2,142,013.03 and 575,621.19

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Solution

The fourth proportional to 1,429,095.81, 2,142,013.03 and 575,621.19 is: 862,774.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,429,095.81 : 2,142,013.03 = 575,621.19 : x
  2. Step 2: Convert to fraction form
    1,429,095.81/2,142,013.03 = 575,621.19/x
  3. Step 3: Cross multiply
    1,429,095.81x = 2,142,013.03 × 575,621.19
  4. Step 4: Simplify right side
    1,429,095.81x = 1,232,988,079,852.50
  5. Step 5: Solve for x
    x = 1,232,988,079,852.50/1,429,095.81
  6. Step 6: Final answer
    x = 862,774.96

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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.