Home / 1,347,681.93-1,859,129.66-803,434.23

Finding the Fourth Proportional to 1,347,681.93, 1,859,129.66 and 803,434.23

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Solution

The fourth proportional to 1,347,681.93, 1,859,129.66 and 803,434.23 is: 1,108,338.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,347,681.93 : 1,859,129.66 = 803,434.23 : x
  2. Step 2: Convert to fraction form
    1,347,681.93/1,859,129.66 = 803,434.23/x
  3. Step 3: Cross multiply
    1,347,681.93x = 1,859,129.66 × 803,434.23
  4. Step 4: Simplify right side
    1,347,681.93x = 1,493,688,402,835.09
  5. Step 5: Solve for x
    x = 1,493,688,402,835.09/1,347,681.93
  6. Step 6: Final answer
    x = 1,108,338.97

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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.