Home / 1,042,838.10-1,565,423.55-974,312.10

Finding the Fourth Proportional to 1,042,838.10, 1,565,423.55 and 974,312.10

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Solution

The fourth proportional to 1,042,838.10, 1,565,423.55 and 974,312.10 is: 1,462,557.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,042,838.10 : 1,565,423.55 = 974,312.10 : x
  2. Step 2: Convert to fraction form
    1,042,838.10/1,565,423.55 = 974,312.10/x
  3. Step 3: Cross multiply
    1,042,838.10x = 1,565,423.55 × 974,312.10
  4. Step 4: Simplify right side
    1,042,838.10x = 1,525,211,106,389.96
  5. Step 5: Solve for x
    x = 1,525,211,106,389.96/1,042,838.10
  6. Step 6: Final answer
    x = 1,462,557.90

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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.