Home / 1,038,303.90-1,432,862.63-579,437.89

Finding the Fourth Proportional to 1,038,303.90, 1,432,862.63 and 579,437.89

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Solution

The fourth proportional to 1,038,303.90, 1,432,862.63 and 579,437.89 is: 799,626.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,038,303.90 : 1,432,862.63 = 579,437.89 : x
  2. Step 2: Convert to fraction form
    1,038,303.90/1,432,862.63 = 579,437.89/x
  3. Step 3: Cross multiply
    1,038,303.90x = 1,432,862.63 × 579,437.89
  4. Step 4: Simplify right side
    1,038,303.90x = 830,254,894,680.60
  5. Step 5: Solve for x
    x = 830,254,894,680.60/1,038,303.90
  6. Step 6: Final answer
    x = 799,626.10

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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.