Home / 3,157,689.18-4,357,614.16-1,707,384.23

Finding the Fourth Proportional to 3,157,689.18, 4,357,614.16 and 1,707,384.23

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Solution

The fourth proportional to 3,157,689.18, 4,357,614.16 and 1,707,384.23 is: 2,356,191.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,157,689.18 : 4,357,614.16 = 1,707,384.23 : x
  2. Step 2: Convert to fraction form
    3,157,689.18/4,357,614.16 = 1,707,384.23/x
  3. Step 3: Cross multiply
    3,157,689.18x = 4,357,614.16 × 1,707,384.23
  4. Step 4: Simplify right side
    3,157,689.18x = 7,440,121,699,565.81
  5. Step 5: Solve for x
    x = 7,440,121,699,565.81/3,157,689.18
  6. Step 6: Final answer
    x = 2,356,191.91

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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.