Home / 1,402,095.17-2,103,497.38-391,216.69

Finding the Fourth Proportional to 1,402,095.17, 2,103,497.38 and 391,216.69

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Solution

The fourth proportional to 1,402,095.17, 2,103,497.38 and 391,216.69 is: 586,923.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,402,095.17 : 2,103,497.38 = 391,216.69 : x
  2. Step 2: Convert to fraction form
    1,402,095.17/2,103,497.38 = 391,216.69/x
  3. Step 3: Cross multiply
    1,402,095.17x = 2,103,497.38 × 391,216.69
  4. Step 4: Simplify right side
    1,402,095.17x = 822,923,271,909.79
  5. Step 5: Solve for x
    x = 822,923,271,909.79/1,402,095.17
  6. Step 6: Final answer
    x = 586,923.98

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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.