Home / 1,142,495.91-1,576,585.80-659,032.20

Finding the Fourth Proportional to 1,142,495.91, 1,576,585.80 and 659,032.20

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Solution

The fourth proportional to 1,142,495.91, 1,576,585.80 and 659,032.20 is: 909,430.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,142,495.91 : 1,576,585.80 = 659,032.20 : x
  2. Step 2: Convert to fraction form
    1,142,495.91/1,576,585.80 = 659,032.20/x
  3. Step 3: Cross multiply
    1,142,495.91x = 1,576,585.80 × 659,032.20
  4. Step 4: Simplify right side
    1,142,495.91x = 1,039,020,808,262.76
  5. Step 5: Solve for x
    x = 1,039,020,808,262.76/1,142,495.91
  6. Step 6: Final answer
    x = 909,430.66

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.