Home / 1,569,320.10-2,353,980.15-518,696.10

Finding the Fourth Proportional to 1,569,320.10, 2,353,980.15 and 518,696.10

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Solution

The fourth proportional to 1,569,320.10, 2,353,980.15 and 518,696.10 is: 778,044.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,569,320.10 : 2,353,980.15 = 518,696.10 : x
  2. Step 2: Convert to fraction form
    1,569,320.10/2,353,980.15 = 518,696.10/x
  3. Step 3: Cross multiply
    1,569,320.10x = 2,353,980.15 × 518,696.10
  4. Step 4: Simplify right side
    1,569,320.10x = 1,221,000,323,282.41
  5. Step 5: Solve for x
    x = 1,221,000,323,282.41/1,569,320.10
  6. Step 6: Final answer
    x = 778,044.15

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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.