Home / 1,006,880.48-1,510,089.92-287,208.48

Finding the Fourth Proportional to 1,006,880.48, 1,510,089.92 and 287,208.48

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Solution

The fourth proportional to 1,006,880.48, 1,510,089.92 and 287,208.48 is: 430,746.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,006,880.48 : 1,510,089.92 = 287,208.48 : x
  2. Step 2: Convert to fraction form
    1,006,880.48/1,510,089.92 = 287,208.48/x
  3. Step 3: Cross multiply
    1,006,880.48x = 1,510,089.92 × 287,208.48
  4. Step 4: Simplify right side
    1,006,880.48x = 433,710,637,505.90
  5. Step 5: Solve for x
    x = 433,710,637,505.90/1,006,880.48
  6. Step 6: Final answer
    x = 430,746.89

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1.5x scale

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.